Unrated severityNVD Advisory· Published Jan 15, 2026· Updated Mar 5, 2026
WibuKey Runtime 6.51 - 'WkSvW32.exe' Unquoted Service Path
CVE-2021-47810
Description
WibuKey Runtime 6.51 contains an unquoted service path vulnerability in the WkSvW32.exe service that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path in 'C:\PROGRAM FILES (X86)\WIBUKEY\SERVER\WkSvW32.exe' to inject malicious executables and escalate privileges.
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Affected products
2- Wibu/WibuKey Runtimev5Range: 6.51
Patches
Vulnerability mechanics
References
4- www.exploit-db.com/exploits/49999mitreexploit
- www.vulncheck.com/advisories/wibukey-runtime-wksvwexe-unquoted-service-pathmitrethird-party-advisory
- www.wibu.commitreproduct
- www.wibu.com/us/support/user/downloads-user-software.htmlmitreproduct
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