Metascan release notes
Effective January 1, 2026, OPSWAT will no longer offer VirusBlokAda and NanoAV for Windows and/or Linux platforms.
What is changing?
- Windows 20 Engines: VirusBlokAda will be replaced with CMC and NanoAv will be replaced by Bkav Pro
- Windows 16 Engines: VirusBlokAda will be replaced with CMC and NanoAv will be replaced by Bkav Pro
- No immediate replacements are available for: Linux and Windows Max package
Choice of Engine Replacement:
- If you are using one of the packages mentioned above, you do not need to take any action, VirusBlokAda and NanoAV will be automatically replaced by the replacement engines on January 1, 2026.
- If you have NANOAV as a custom engine in your Linux bundle, please contact your OPSWAT sales representative or our dedicated Support team for personalized guidance and assistance. You may choose any engine from the custom engine list to replace NanoAV in your custom Linux engine package.
V4.1.13
Release date: 10/20/2025
- Upgrade Sophos Windows SDK to 4.23-3.95.1-2159
- Upgrade Sophos Linux SDK to 4.23-3.95.1-2068
- Upgrade Trellix Windows updater
- Upgrade Trellix Linux updater
- Upgrade Xcitium Windows updater
- Upgrade Xcitium Linux updater
- Upgrade Aurora Windows updater
- Upgrade Aurora Linux updater
V 4.1.12
Release date: 10/09/2025
- Upgrade Bkav Pro Windows SDK to 8.2.38-568
- Upgrade Bkav Pro Windows updater
- New Enhancements and Bug Fixes for Bkav Pro:
- Increased the malware detection rate
- Decreased the false positive rate
- Added the SDK for detecting Polymorphic virus
- Fixed the crash bug when scanning some PE files
- Added an SDK for malware detection based on code analysis and heuristics
- Fixed the stability issue when multi-threaded scanning polymorphic malware files
V 4.1.11
Release date: 10/02/2025
Upgrade XVirus Windows SDK to 5.0-1905
Upgrade XVirus Linux SDK to 5.0-564
Upgrade XVirus Linux updater
Upgrade XVirus Windows updater
New configuration options for Xvirus:
- Signatures based scan
- Heuristics aggressive level 1-5 scans
- MaxHeuristicsPeSscanLength
- MaxHeuristicsOtherSscanLength
McAfee engine has been renamed to Trellix
Comodo engine has been renamed to Xcitium
Cylance engine has been renamed to Aurora
V 4.1.10
Release date: 09/15/2025
- Upgrade Webroot Windows SDK to 1.6.1-1973
- Upgrade Webroot Linux SDK to 1.6.1-1941
- Upgrade Gridinsoft Windows SDK to 1.0.209-393
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.97-2318
- Upgrade Vir.IT ML Windows SDK to 9.5.97-2169
- Upgrade Scrutiny Windows SDK to 3.2.4-1425
- Upgrade Webroot Linux updater
- Upgrade Webroot Windows updater
- Upgrade Gridinsoft Windows updater
- Resolved a security vulnerability in the Webroot engine
V 4.1.9
Release date: 08/29/2025
- Upgrade Comodo Windows SDK to 6.5.0.1206-2390
- Upgrade SentinelOne Windows SDK to 25.3-92
- Upgrade SentinelOne Linux SDK to 25.3-83
- Upgrade TACHYON Windows SDK to 20241014-2232
- Upgrade Avira Windows SDK to 4.15.27-2341
- Upgrade Avira Linux SDK to 4.15.27-2314
- Upgrade Comodo Windows updater
- Improved detection of PE and ELF files, enhanced runtime performance, and fixed crashes caused by specific malformed ZIP files in the SentinelOne engine
- Improvements and security updates, further enhancing its stability and performance in the Avira engine
V 4.1.8
Release date: 07/28/2025
- New Config Option in Sophos (Windows & Linux) Max Recursion Depth
V 4.1.7
Release date: 07/14/2025
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.96-2299
- Upgrade Vir.IT ML Windows SDK to 9.5.96-2151
- Upgrade AhnLab Windows SDK to 3.27.2.4-2383
- Upgrade AhnLab Linux SDK to 3.27.2.4-2358
- Upgrade Avira Windows SDK to 4.15.26-2318
- Upgrade Avira Linux SDK to 4.15.26-2281
- Upgrade Ikarus Windows SDK to 6.4.12-2283
- Upgrade Ikarus Linux SDK to 6.4.12-2193
- Upgrade Ikarus Linux updater
- Upgrade Ikarus Windows updater
- Upgrade Avira Linux updater
- Upgrade Avira Windows updater
V 4.1.6
Release date: 07/3/2025
- Set default temp directory to OPSWAT's temp dir for Emsisoft - Windows
V 4.1.5
Release date: 06/23/2025
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.94-2286
- Upgrade Vir.IT ML Windows SDK to 9.5.94-2140
- Upgrade Varist Windows SDK to 6.6.2-2254
- Upgrade Varist Linux SDK to 6.6.2-2219
- Upgrade ESET Windows SDK to 1.4.2.0-2186
- Upgrade ESET Linux SDK to 1.4.2.0-2178
- Upgrade ClamAV Windows SDK to 1.4.3-2460
- Upgrade ClamAV Linux SDK to 1.4.3-2545
- Upgrade ClamAV Linux updater
- Upgrade ClamAV Windows updater
- Resolved a security vulnerability in the ClamAV engine
V 4.1.4
Release date: 06/12/2025
- Upgrade ESET Windows SDK to 1.4.2-2178
- Upgrade ESET Linux SDK to 1.4.2-2172
- Upgrade Filseclab Windows SDK to 1.0.2.2132-2078
- Upgrade Bkav Pro Windows SDK to 8.2.31-503
- Upgrade ESET Linux updater
- Upgrade ESET Windows updater
- Fix the issue where Bkav Pro fails to detect malicious files in SFX installers
- Fix the issue where Filseclab caused a system shutdown bug
V 4.1.3
Release date: 06/02/2025
- Upgrade ClamAV Windows SDK to 1.4.2-2439
- Upgrade ClamAV Linux SDK to 1.4.2-2525
- Customers can now configure the Avira engine to treat PUP/PUA detections as infected or not
- Fix ClamAV Windows when MDCore’s temp directory is set to a RAMDISK
V4.1.2
Release date: 04/25/2025
- Upgrade ClamAV Windows SDK to 1.4.2-2411
- Upgrade ClamAV Linux SDK to 1.4.2-2516
- Upgrade Comodo Windows SDK to 6.5.0.1195-2316
- Upgrade AhnLab Windows SDK to 3.27.1.1-2344
- Upgrade AhnLab Linux SDK to 3.27.1.1-2330
- Upgrade Avira Windows SDK to 4.15.25-2248
- Upgrade Avira Linux SDK to 4.15.25-2248
- Upgrade Bitdefender Windows SDK to 3.0.1.306-2159
- Upgrade Bitdefender Linux SDK to 3.0.1.297-2093
- Upgrade BKAV Pro Windows SDK to 8.2.30-477
- Upgrade CMC Windows SDK to 2.3.5-389
- Upgrade CrowdStrike Windows SDK to 1.10.1-1945
- Upgrade CrowdStrike Linux SDK to 1.10.1-1669
- Upgrade Cylance Windows SDK to 1.2.1-587
- Upgrade Cylance Linux SDK to 1.2.0-629
- Upgrade Emsisoft Windows SDK to 2021.05.7597-2036
- Upgrade Eset Windows SDK to 1.0.0-2127
- Upgrade Eset Linux SDK to 1.0.0-2126
- Upgrade Filseclab Windows SDK to 1.0.2.2123-2030
- Upgrade Gridinsoft Windows SDK to 1.0.209-329
- Upgrade Huorong Windows SDK to 1.0.0-1835
- Upgrade Ikarus Windows SDK to 6.3.23-2230
- Upgrade K7 Windows SDK to 4.0.0.7-2280
- Upgrade K7 Linux SDK to 4.0.0.7-2354
- Upgrade Lionic Windows SDK to 8.23-1876
- Upgrade Lionic Linux SDK to 8.23-1676
- Upgrade McAfee Windows SDK to 6700-2144
- Upgrade McAfee Linux SDK to 6700-2098
- Upgrade Microsoft Defender Windows SDK to 1.0.0
- Upgrade NANO AV Windows SDK to 1.0.146.25796-1980
- Upgrade NETGATE Windows SDK to 25.0.650.0-1865
- Upgrade QuickHeal Windows SDK to 18.0-2086
- Upgrade QuickHeal Linux SDK to 18.0-2049
- Upgrade RocketCyber Windows SDK to 02_01___2025-1915
- Upgrade RocketCyber Linux SDK to 09_07 _2024-363
- Upgrade Scrutiny Windows SDK to 3.2.4-1336
- Upgrade Sophos Windows SDK to 4.21-3.93.1-2035
- Upgrade Sophos Linux SDK to 4.21-3.93.1-1979
- Upgrade Systweak Windows SDK to 1.0.0.2-1980
- Upgrade TACHYON Windows SDK to 20240927-1965
- Upgrade Varist Windows SDK to 6.6.1-2210
- Upgrade Varist Linux SDK to 6.6.1-2189
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.81-2262
- Upgrade Vir.IT ML Windows SDK to 9.5.81-2113
- Upgrade VirusBlockAda Windows SDK to 5.3.2-1970
- Upgrade Webroot Windows SDK to 1.4.114-1876
- Upgrade XVirus Windows SDK to 4.2.3-1778
- Upgrade Zillya Windows SDK to 1.2.0.11-2029
- Upgrade Antiy Windows SDK to 3.0.3.1-2063
- Upgrade ClamAV Linux updater
- Fix the issue in VirusBlockAda where PDFs are incorrectly flagged as suspicious
- Fix ClamAV integration issue to ensure compatibility with Debian 9
- The BKAV Pro SDK update has improved malware detection, reduced false positives, and enhanced scanning of packaged files
V4.1.1
Release date: 03/05/2025
- Upgrade ClamAV Windows SDK to 1.4.2-2385
- Upgrade ClamAV Linux SDK to 1.4.2-2475
- Upgrade AhnLab Windows SDK to 3.27.1.1-2322
- Upgrade AhnLab Linux SDK to 3.27.1.1-2312
- Upgrade K7 Windows SDK to 4.0.0.7-2257
- Upgrade K7 Linux SDK to 4.0.0.7-2335
- Upgrade RocketCyber Windows SDK to 02___01_2025-1897
- Upgrade RocketCyber Linux SDK to 09_07_2024-349
- Upgrade Avira Windows SDK to 4.15.25-2224
- Upgrade Avira Linux SDK to 4.15.25-2234
- Upgrade Sophos Windows SDK to 4.21-3.93.1-2014
- Upgrade Sophos Linux SDK to 4.21-3.93.1-1965
- Upgrade Gridinsoft Windows SDK to 1.0.209-308
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.81-2244
- Upgrade Vir.IT ML Windows SDK to 9.5.81-2090
- Upgrade ClamAV Windows updater
- Upgrade ClamAV Linux updater
- Upgrade Avira Windows updater
- Upgrade Avira Linux updater
- Upgrade Gridinsoft Windows updater
V4.0.98
Release date: 02/28/2025
- The Tachyon license has been updated
V4.0.97
Release date: 02/03/2025
- Upgrade AhnLab Windows SDK to 3.27.0.8-2308
- Upgrade Bitdefender Windows SDK to 3.0.1.306-2122
- Upgrade CMC Windows SDK to 2.3.5-353
- Upgrade Emsisoft Windows SDK to 2021.05.7597-2001
- Upgrade ESET Windows SDK to 1.0.0-2093
- Upgrade Huorong Windows SDK to 1.0.0-1800
- Upgrade K7 Windows SDK to 4.0.0.6-2240
- Upgrade McAfee Windows SDK to 6700-2106
- Upgrade QuickHeal Windows SDK to 18.0-2046
- Upgrade Sophos Windows SDK to 4.20-3.92.0-1996
- Upgrade TACHYON Windows SDK to 2020.4.22.1-2115
- Upgrade Varist Windows SDK to 6.6.1-2178
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.80-2229
- Upgrade Vir.IT ML Windows SDK to 9.5.80-2075
- Upgrade VirusBlockAda Windows SDK to 5.3.1-1932
- Upgrade Zillya! Windows SDK to 1.2.0.11-1992
- Upgrade BKAV Pro Windows SDK to 8.2.25-422
- Upgrade Gridinsoft Windows SDK to 1.0.203-281
- Upgrade Gridinsoft Windows updater
- Resolved an issue where the Zillya! engine was locking files after a scan
- Resolved an issue where BKAV Pro engine crashed with certain files
- Added support for scanning Office file formats in BKAV Pro engine
- Improved malware detection rate in BKAV Pro engine
- Reduced false positive rate in BKAV Pro engine
- Resolved an issue with multi-thread scanning in Vir.IT engine
V4.0.96
Release date: 01/16/2025
- Upgrade Scrutiny Windows SDK to 3.2.4-1278
- Upgrade Scrutiny Windows updater
V4.0.95
Release date: 12/18/2024
- Reverted the VirusBlokada SDK engine update to address and resolve the false positive detection issue in PDF files
V4.0.94
Release date: 12/16/2024
- Upgrade XVirus Windows SDK to 4.2.3-1717
- Upgrade XVirus Linux SDK to 4.2.3-354
- Upgrade Ikarus Windows SDK to 6.3.23-2165
- Upgrade Ikarus Linux SDK to 6.3.23-2110
- Upgrade Ikarus Widnows updater
- Upgrade Ikarus Linux updater
- Upgrade Comodo Windows SDK to 6.5.0.1195-2241
- Upgrade Vir.it eXplorer Windows SDK to 9.5.76-2194
- Upgrade Vir.it ML Windows SDK to 9.5.76-2037
- Performance Improvement in XVirus for Windows and Linux
- Added a new heuristic engine in Vir.IT to detect AutoIT malware and LNK files
- Added new functions to heuristic engines in Vir.IT for detecting MSIL malwares
V4.0.93
Release date: 11/28/2024
- Upgrade K7 Linux SDK to 4.0.0.5-2276
- Upgrade K7 Windows SDK to 4.0.0.5-2195
- Upgrade VirusBlokAda Windows SDK to 5.0.0-1888
- Upgrade VirusBlokAda Widnows updater
- Resolved a vulnerability in the K7 engine
- Add preflight script to check OS version for K7 engine (CentOS 7 is not supported anymore)
V4.0.92
Release date: 11/20/2024
- Upgrade Xvirus Linux SDK to 4.2.2-341
- Upgrade Systweak Windows SDK to 1.0.0.2-1785
- Upgrade Systweak Windows updater
- Upgrade Ahnlab Linux SDK to 3.26.1.4-2253
- Upgrade Ahnlab Windows SDK to 3.26.1.4-2261
- Upgrade BKAV Pro Windows SDK to 8.2.23-379
- Upgrade Avira Windows SDK to 4.15.23-2168
- Upgrade RocketCyber Linux updater
- Upgrade RocketCyber Windows updater
- Upgrade Lionic Linux SDK to 8.23-1600
- Upgrade Lionic Windows SDK to 8.23-1793
V4.0.91
Release date: 11/18/2024
- Upgrade Filseclab windows SDK to 1.0.2.2123-1948
- Upgrade Filseclab Windows updater
- Switched the Filseclab engine process to 64-bit for enhanced performance
- Disabled the QProcess timeout in Filseclab to improve stability
V4.0.90
Release date: 10/22/2024
- Upgrade Cylance Linux SDK to 1.2.0-539
- Upgrade Cylance Windows SDK to 1.2.1-484
- Upgrade RocketCyber Linux SDK to 22_05_2024-262
- Upgrade RocketCyber Windows SDK to 12_02_2021-1818
- Upgrade Webroot SMD Linux SDK to 1.4.114-1767
- Upgrade Webroot SMD Windows SDK to 1.4.114-1770
- Upgrade Avira Linux SDK to 4.15.23-2163
- Upgrade Avira Windows SDK to 4.15.23-2147
- Upgrade TACHYON Linux SDK to 20240927-1880
- Upgrade Avira Windows updater
- Upgrade Avira Linux updater
- Add a UI option to the Cylance engine to configure the malware detection threshold
- Resolve the issue causing the TACHYON engine to crash on certain files
V4.0.89
Release date: 10/15/2024
- Upgrade CMC Windows updater
- Upgrade CMC Linux updater
- Upgrade BKAV Pro Windows updater
- Upgrade Cylance Windows updater
- Upgrade Cylance Linux updater
- Upgrade Emsisoft Windows updater
- Upgrade ESET Windows updater
- Upgrade Lionic Windows updater
- Upgrade Lionic Linux updater
- Upgrade NANOAV Windows updater
- Upgrade NANOAV Linux updater
- Upgrade NETGATE Windows updater
- Upgrade Systweak Windows updater
- Upgrade Webroot SMD Windows updater
- Upgrade Webroot SMD Linux updater
V4.0.88
Release date: 10/14/2024
Upgrade Gridinsoft Windows SDK to 1.0.187-191
Upgrade Bkav Pro Windows SDK to 8.2.22-323
Upgrade Varist Windows SDK to 6.6.1-2103
Upgrade Varist Linux SDK to 6.6.1-2095
Upgrade Vir.IT eXplorer Windows SDK to 9.5.72-2148
Upgrade Vir.IT ML Windows SDK to 9.5.72-1989
Upgrade ClamAV Windows SDK to 1.4.1-2297
Upgrade ClamAV Linux SDK to 1.4.1-2392
Varist updates include multiple new features and bug fixes:
- Fixed memory corruption issue
- Resolved endless loop in DOS malware scans
- Improved URL detection and recovery for Office malware
- Enhanced encrypted password feature for archive scanning
- Improved scan speed and stability across various formats
Improved BKAV engine for better malware detection and fewer false positives
Enabled support for image fuzzy hashing in ClamAV
V4.0.87
Release date: 09/12/2024
- Upgrade Cylance Windows SDK to 1.2.1-437
- Upgrade Cylance Linux SDK to 1.2.0-474
- Fixed false positive verdicts when scanning unsupported files with Cylance
V4.0.86
Release date: 09/04/2024
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.66
- Upgrade Vir.IT ML Windows SDK to 9.5.66
- Upgrade CMC Windows SDK to 2.3.5
- Upgrade CMC Linux SDK to 2.3.5
- Upgrade CMC Windows updater
- Upgrade CMC Linux updater
- Updated the Vir.IT engine to patch the vulnerabilities
- Disable scan by cloud option by default on CMC engine
V4.0.85
Release date: 09/02/2024
- Updated the Vir.IT engine to patch the vulnerabilities
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.65
- Upgrade Vir.IT ML Windows SDK to 9.5.65
V4.0.84
Release date: 08/20/2024
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.64
- Upgrade Vir.IT ML Windows SDK to 9.5.64
- Upgrade K7 Windows SDK to 4.0.0.3
- Upgrade Avira Windows SDK to 4.15.22
- Upgrade Avira Linux SDK to 4.15.22
- Upgrade Avira Windows updater
- Upgrade Avira Linux updater
- Upgrade AhnLab Windows SDK to 3.26.0.5
- Upgrade AhnLab Linux SDK to 3.26.0.5
- Improved Windows Vir.IT eXplorer scan speed for EML files
- Prevent Windows K7 extracting files to system temp directory
V4.0.83
Release date: 08/13/2024
- Upgrade Gridinsoft SDK to 1.0.183
- Improve Antiy's scan speed
- Fix Comodo failure when repeating scan a file
V4.0.82
Release date: 07/23/2024
- Improve encrypted files recognition in Cylance
V4.0.81
Release date: 07/18/2024
- Comodo new configurations on Windows and Linux:
- Max scanned script size - Text files larger than the threshold won't be scanned
V4.0.80
Release date: 07/15/2024
- Upgrade Cylance Windows SDK to 1.2.1
- Upgrade Cylance Linux SDK to 1.2.0
- Upgrade Lionic Windows SDK to 8.17-1658
- Upgrade Lionic Linux SDK to 8.17-1499
- Improve archive handling in Cylance
V4.0.79
Release date: 07/09/2024
- New scan engine in Windows: Gridinsoft
- Upgrade Sophos Windows SDK to 4.18-3.90.0
- Upgrade Sophos Linux SDK to 4.18-3.90.0
- Upgrade RocketCyber Linux SDK to 22-05-2024
- Upgrade ESET Windows updater
- Upgrade ESET Linux updater
- Upgrade Avira Windows updater
- Upgrade Avira Linux updater
V4.0.78
Release date: 07/04/2024
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.61
- Upgrade Vir.IT ML Windows SDK to 9.5.61
- Upgrade Bkav Windows SDK to 8.2.21
V4.0.77
Release date: 06/21/2024
- Upgrade K7 Windows updater
- Upgrade K7 Linux updater
- Upgrade McAfee Windows updater
- Upgrade McAfee Linux updater
- Upgrade VirusBlokAda Windows updater
- Upgrade Varist Windows updater
- Upgrade Varist Linux updater
V4.0.76
Release date: 06/18/2024
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.59
- Upgrade Vir.IT ML Linux SDK to 9.5.59
V4.0.75
Release date: 06/12/2024
- Upgrade CrowdStrike Falcon ML Windows SDK to 1.10.1
- Upgrade CrowdStrike Falcon ML Linux SDK to 1.10.1
- Upgrade Cylance Linux SDK to 1.2.0
V4.0.74
Release date: 04/24/2024
- Upgrade Avira Windows SDK to 4.15.21.77
- Upgrade Avira Linux SDK to 4.15.21.77
- Performance Improvement in Comodo for Windows
V4.0.73
Release date: 04/18/2024
- Upgrade NANOAV Windows SDK to 1.0.146.90815
- Upgrade NETGATE Windows SDK to 25.0.650.0
- Upgrade Vir.IT eXplorer Windows SDK to 9.5.0.68
- Upgrade Vir.IT ML Windows SDK to 9.5.0.68
- Upgrade Bitdefender Windows SDK to 3.0.1.306
- Upgrade Bitdefender Windows updater
- Upgrade Bitdefender Linux updater
- Temporary folder config in AhnLab - Linux
- Temporary folder config in AhnLab - Windows
V4.0.72
Release date: 03/26/2024
- Upgrade QuickHeal Windows SDK to 18.0
- Upgrade IKARUS Windows SDK to 6.03.11
- Upgrade IKARUS Linux SDK to 6.03.11
- Upgrade Avira Windows SDK to 4.15.20.156
- Upgrade Avira Linux SDK to 4.15.20.156
- Upgrade Anhlab Windows SDK to 3.25.1.4.34589
- Upgrade Anhlab Linux SDK to 3.25.1.4.34589
- Upgrade Vir.IT Windows SDK to 9.5.0.59
- Upgrade Vir.IT Linux SDK to 9.5.0.59
- Upgrade CMC Windows updater
V4.0.71
Release date: 03/06/2024
- New scan engine in Linux: CMC
- Upgrade IKARUS Windows SDK to 6.03.07
- Upgrade IKARUS Linux SDK to 6.03.07
- Upgrade Sophos Windows SDK to 4.17-3.0090
- Upgrade Sophos Linux SDK to 4.17-3.0090
- Upgrade TACHYON Windows updater
- Upgrade TACHYON Linux updater
V4.0.70
Release date: 02/06/2024
- Upgrade AhnLab Windows SDK to 3.25.0.6.34367
- Upgrade AhnLab Linux SDK to 3.25.0.6.34367
- Upgrade Cylance Windows SDK to 1.1.2
- Upgrade BKAV Windows SDK to 8.2.20
- Upgrade McAfee Windows SDK to 6700
- Upgrade McAfee Linux SDK to 6700
V4.0.69
Release date: 01/22/2024
- New scan engine in Windows: BKAV
V4.0.68
Release date: 01/18/2024
- Resolved issue where log rotation failure on Windows ClamAV
- Resolved issue where log rotation failure on Windows Cylance
- Resolved issue where log rotation failure on Windows Filseclab
- Set log level during scanner initialization on Linux Bitdefender
- Set log level during scanner initialization on Windows Bitdefender
- Set log level during scanner initialization on Windows Filseclab
- The Metadefender MetaScan MAX package for both Windows and Linux has been updated to remove Kaspersky
- The Metadefender MetaScan 20 Windows package update replaces Kaspersky with Xvirus and Antiy, with Lionic
V4.0.67
Release date: 01/16/2024
- The Aegislab engine has been renamed to Lionic
- Upgrade Lionic Windows SDK to 8.7
- Upgrade Lionic Linux SDK to 8.7
V4.0.66
Release date: 01/04/2024
- Upgrade Clamav Windows SDK to 0.103.11
- Upgrade Clamav Linux SDK to 0.103.11
- Upgrade Sophos Windows SDK to 4.17-3.89.0
- Upgrade Sophos Linux SDK to 4.17-3.89.0
- XVirus new configurations on Windows and Linux:
- EnableHeuristics - Enables heuristics scanning of files. Default: true
- MaxScanLength - Maximum file size to be scanned in bytes. If set “null” then there is no limit. Default: null
V4.0.65
Release date: 12/18/2023
- Upgrade Vir.IT to 9.5.43
- Upgrade RocketCyber 03_11_2023
- Upgrade Kaspersky to 8.10.1.1311
- Fix Cylance, Vir.IT to return not scanned for password protected archives
- Improve integration to avoid DLL hijack
V4.0.64
Release date: 12/7/2023
- New scan engine in Windows: CMC
- Upgrade CMC Windows SDK to 2.3.1
V4.0.63
Release date: 12/4/2023
- Upgrade Cylance Windows SDK to 1.1.0
- Upgrade Cylance Linux SDK to 1.1.0
- Make archive scanning depth configurable in Cylance for Windows and Linux
V4.0.62
Release date: 11/20/2023
- New scan engine in Linux: RocketCyber
V4.0.61
Release date: 11/13/2023
- Upgrade IKARUS Winnows SDK to 6.2.7
- Upgrade IKARUS Linux SDK to 6.2.7
- A bug fix has been released for the IKARUS Windows SDK
V4.0.60
Release date: 10/23/2023
- Upgrade Avira Windows SDK to 4.15.19
- Upgrade Avira Linux SDK to 4.15.19
V4.0.59
Release date: 10/19/2023
- Increased the maximum number of concurrency to the Cylance engine
- Introduced a timeout feature for the Cylance SDK requests
V4.0.58
Release date: 10/9/2023
- Enhance the script for Windows Defender
V4.0.57
Release date: 9/25/2023
- Enhance the script for Windows Defender
V4.0.56
Release date: 9/7/2023
Introduction of Linux Max Package
- It includes 19 engines (AhnLab, Avira, Bitdefender, ClamAV, Eset, QuickHeal, K7 Security, Tachyon, Varist, Ikarus, Kaspersky, McAfee, Nano, Sophos, Webroot, CrowdStrike, AegisLab, Cylance, and XVirus)
New scan engine in Linux: Xvirus
New scan engine in Linux and Windows: Cylance
Update Avira Linux SDK to 4.15.17
Update Avira Windows SDK to 4.15.17
V4.0.55
Release date: 9/6/2023
- Update Sophos Linux SDK to 4.16.3.88
- Update Sophos Windows SDK to 4.16.3.88
- New config “Scan all file types” added to Sophos (Linux) and Sophos (Windows)
V4.0.54
Release date: 8/29/2023
- Update Xvirus SDK to 4.2
V4.0.53
Release date: 8/23/2023
- Updated VirIT ML SDK to 9.5.34
- Updated VirIT eXplorer SDK to 9.5.34
V4.0.52
Release date: 8/9/2023
- Improved the speed of ClamAV
V4.0.51
Release date: 6/28/2023
- Updated VirIT ML SDK to 9.5.27
- Updated VirIT eXplorer SDK to 9.5.27
V4.0.50
Release date: 6/22/2023
- Fixed the issue where engines fail to scan .dat and .ink files
V4.0.49
Release date: 6/19/2023
- Updated Ahnlab SDK to 3.23.3.2
- Updated IKARUS SDK to 6.1.10
V4.0.48
Release date: 5/22/2023
- The Cyren engine has been renamed to Varist
V4.0.47
Release date: 5/22/2023
- All Windows Docker updaters have been updated
- Fixed an issue reported by customer when Avira returned Failed to scan result to a sample file
V4.0.46
Release date: 4/26/2023
- Fixed an issue that caused K7 Windows to permanently fail on some environments
V4.0.45
Release date: 4/20/2023
- Updated ClamAV to 0.103.8 to increase performance
V4.0.44
Release date: 3/29/2023
- Updated Adaware CLI that caused the engine to fail initializing
V4.0.43
Release date: 3/23/2023
- Upgrade IKARUS SDK to 6.1.6
- Upgrade Vir.IT SDK to 9.5.25
- Upgrade Avira SDK to 4.15.15
V4.0.42
Release date: 3/22/2023
- Updated the TACHYON updater utility to patch vulnerabilities in their 3rd parties
V4.0.41
Release date: 3/20/2023
- Added description to all engine configurations
V4.0.40
Release date: 3/7/2023
- Fixed an issue where ClamAV Linux had a missing dependency
V4.0.39
Release date: 3/1/2023
- Fixed an issue, where Huorong updater did not generate databases
v4.0.38
Release date: 3/1/2023
- Upgrade AhnLab SDK to 3.23.1.2
- Upgrade Sophos SDK to 4.15-3.87.0
- Upgrade CrowdStrike SDK to 1.8.1
- Fixed an issue where AhnLab may not initialize on specific systems
- Fixed an issue with Systweak update generation
v4.0.37
Release date: 2/21/2023
- Updated ClamAV SDK to 1.0.1 to resolve vulnerabilities
v4.0.36
Release date: 2/16/2023
- Updated XVirus SDK to 4.1
v4.0.35
Release date 1/9/2023
- Updated McAfee SDK to 6600
- Fixed Avira issue that caused previous release to fail permanently when updating
v4.0.34
Release date 12/6/2022
- Upgrade Bitdefender to 3.0.1.297
- Upgrade ClamAV Windows to 0.103.7-2
- Significantly improved the multi-thread speed of Sophos Windows
- Fixed an issue where Avira did not detect infected files in nested archives
v4.0.33
Release date 11/21/2022
- Upgrade XVirus Engine
v4.0.32
Release date 10/27/2022
- Upgrade Vir.IT SDK to 9.5.22
v4.0.31
Release date 10/20/2022
- Upgrade Cyren SDK to 6.5.5
v4.0.30
Release date 10/10/2022
- Upgrade Bitdefender Windows SDK to version 3.0.1.289
- Upgrade IKARUS SDK to 6.0.28
- Upgrade Sophos SDK to 4.14-3.86.1
- Introduced Max File Size configuration in CrowdStrike
v4.0.29
Release date 9/12/2022
- Upgrade ClamAV SDK to version 0.103.7
- Improve K7 detection
v4.0.28
Release date 7/28/2022
- Upgrade Avira SDK to version 4.15.10
- Upgrade IKARUS SDK to version 6.0.26
- Upgrade McAfee SDK to version 6500
- Upgrade Cyren SDK to version 6.5.4
v4.0.27
Release date 7/4/2022
- Upgrade K7 SDK to version 4.0.0.2
v4.0.26
Release date 6/9/2022
- Fix wrong definition date in K7 Linux
v4.0.25
Release date 6/1/2022
- Upgrade Avira to version 4.15.8
- Upgrade Vir.IT SDK to version 9.5.18
v4.0.24
Release date 5/26/2022
- Lavasoft will be renamed to Adaware on 6/1
- Upgrade ClamAV SDK to version 0.103.6
v4.0.23
Release date 5/23/2022
- Upgrade AhnLab to version 3.21.0
- Upgrade Avira to version 4.15.7
v4.0.22
Release date 5/9/2022
- Upgrade Scrutiny to version 3.2.4
- Upgrade Sophos to version 3.85.1
- Upgrade Vir.IT to version 9.5.11
v4.0.21
Release date 5/2/2022
- Upgrade TACHYON Linux to version 20220408
- Upgrade Vir.IT to version 9.5.14
- Ensure all engines return "No Thread Found" for 0 byte files
v4.0.20
Release date: 4/19/2022
- Upgrade IKARUS to version 6.0.13
- Upgrade Vir.IT to version 9.5.13
- Upgrade ClamAV Linux to version 0.103.5
v4.0.19
Release date: 4/13/2022
- Update K7 SDK to version 4.0
- Update Bitdefender Windows to version 3.0.1.285
- Update Avira to version 4.15.5
v4.0.18
Release date 3/29/2022
- Update Avira SDK to version 4.15.3
- Updated IKARUS SDK to version 6.0.5
- Updated Vir.IT SDK to version 9.5.12
v4.0.17
Release date: 3/14/2022
- Update Scrutiny SDK to version 3.2.3
v4.0.16
Release date: 2/28/2022
- Updated Systweak SDK to 2.3.1001.26067
- Updated Sophos Windows SDK to 3.84.1
v4.0.15
Release date: 2/16/2022
- Upgrade Vir.IT SDK to 9.5.11
- Return default threat name for Scrutiny
- Fix Symantec Malformed container detection
v4.0.14
Release date: 2/9/2022
- Upgrade Avira SDK to 4.15.2
- New ESET version that doesn't need to change temp folder on the hardened Linux OS
- Increased memory utilization capabilities of the 32 bit engines
- Fixed an issue that could potentially cause ClamAV to hang
- Increased internal timeout for SUPERAntiSpyware that could potentially cause it to fail
v4.0.13
Release date: 2/2/2022
- Upgrade ClamAV SDK to 0.103.5
- Add NETGATE Heuristic scan option
v4.0.12
Release date: 1/31/2022
Upgrade new engine SDK:
- McAfee 6400
Configuration to allow TrendMicro/TrendMicro HouseCall to change batch scan wait time
Improve ClamAV stability
v4.0.11
Release date: 12/7/2021
A configuration to adjust confidence level for CrowdStrike Falcon ML, Webroot SMD to resolve false positive issues
Significant TACHYON (Windows) performance improvement
Upgrade new engine SDK:
- IKARUS 5.7.5
- Vir.IT 9.5.04
- AegisLab (Linux) 7.7
- Kaspersky (Windows) 8.9.3.1319
Kaspersky and Systweak are able to return PUP/PUA scan result
Add new logging mode configuration: Webroot SMD, AegisLab (Linux), TACHYON (Linux), K7 (Windows)
Add max archive scan file size configuration for Avira
v4.0.10
Release date: 12/1/2021
- Engine names are changed regarding on this announcement
- Add new logging mode configuration: AhnLab, HAURI, NETGATE
v4.0.9
Release date: 11/24/2021
- Upgrade Cyren SDK to version 6.5.1
- Add new engine configurations:
- McAfee: Logging mode, detect PUP/PUA
- VirusBlokAda: Logging mode, detect PUP/PUA, heuristic scan, deep scan, Max archive scan file size,
- Zillya!: Max recursive extraction, max archive scan file size
v4.0.8
Release date: 11/11/2021
- New scan engine: Scrutiny
- Upgrade Cyren SDK to version 6.5.0
- Upgrade Vir.IT to version 9.5.02
- Add new engine configurations:
- Comodo, FilsecLab: logging mode
- CrowdStrike: Max extracted file size, Max number of extracted files
- TrendMicro / TrendMicro House Call: Extract Archive, Max recursive extraction
- FilsecLab: Max recursive extraction
v4.0.7
Release date: 11/01/2021
- Upgrade Zillya! SDK to version 1.2.0.11
- Upgrade Sophos SDK to version 3.38.3
- Better handling ClamAV temp files
- Add new configuration for:
- QuickHeal, Sophos, Tachyon, Kaspersky, NANOAV, IKARUS, Antiy: logging mode
- Cyren: Heuristic
v4.0.6
Release date: 10/18/2021
Improve TrendMicro and TrendMicro House Call scan throughput
Add new configurations for:
- ESET Linux: Max recursive extraction, logging mode
- Bitdefender: Max recursive extraction, Max scan size (archive)
- ClamAV: Recursive match limit (PCRE), Max file size (PCRE), Max recursive extraction, logging mode
- Avira: logging mode
Upgrade Avira SDK to version 4.15.1
v4.0.5
Release date: 9/28/2021
- Fix Symantec initialization failed in some specific case.
- Upgrade Crowdstrike Falcon ML SDK to version 1.6
- Improve Lavasoft scan throughput
- Fix Systweak scan issue when input files containing semicolons
v4.0.4
Release date: 9/14/2021
- Upgrade Sophos SDK to version 3.83.2
- Upgrade Vir.IT SDK to version 9.5.01
v4.0.3
Release date: 8/31/2021
- Upgrade Bitdefender SDK to version 3.0.1.280
- Upgrade Vir.IT SDK to version 9.5.00
- Upgrade CrowdStrike Falcon ML SDK to version 1.5
- Fix Kaspersky locked file issue
- Fix TrendMicro, TrendMicro HouseCall slowness issue
v4.0.2
Release date: 8/17/2021
- Symantec can use different port if the port 1344 is being used
- Remove Eicar test file in the NANO AV package
- Improve code for several engines: TrendMicro, TrendMicro HouseCall, VirusBlokAda, Zillya
v4.0.1
Release date: 8/3/2021
- Upgrade Emsisoft SDK to version 2021.05.7597
- Improve code for several engines: RocketCyber, Systweak
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Metascan release notesV4.1.13V 4.1.12V 4.1.11V 4.1.10V 4.1.9V 4.1.8V 4.1.7V 4.1.6V 4.1.5V 4.1.4V 4.1.3V4.1.2V4.1.1V4.0.98V4.0.97V4.0.96V4.0.95V4.0.94V4.0.93V4.0.92V4.0.91V4.0.90V4.0.89V4.0.88V4.0.87V4.0.86V4.0.85V4.0.84V4.0.83V4.0.82V4.0.81V4.0.80V4.0.79V4.0.78V4.0.77V4.0.76V4.0.75V4.0.74V4.0.73V4.0.72V4.0.71V4.0.70V4.0.69V4.0.68V4.0.67V4.0.66V4.0.65V4.0.64V4.0.63V4.0.62V4.0.61V4.0.60V4.0.59V4.0.58V4.0.57V4.0.56V4.0.55V4.0.54V4.0.53V4.0.52V4.0.51V4.0.50V4.0.49V4.0.48V4.0.47V4.0.46V4.0.45V4.0.44V4.0.43V4.0.42V4.0.41V4.0.40V4.0.39v4.0.38v4.0.37v4.0.36v4.0.35v4.0.34v4.0.33v4.0.32v4.0.31v4.0.30v4.0.29v4.0.28v4.0.27v4.0.26v4.0.25v4.0.24v4.0.23v4.0.22v4.0.21v4.0.20v4.0.19v4.0.18v4.0.17v4.0.16v4.0.15v4.0.14v4.0.13v4.0.12v4.0.11v4.0.10v4.0.9v4.0.8v4.0.7v4.0.6v4.0.5v4.0.4v4.0.3v4.0.2v4.0.1
