What’s Vulnerable › Vulnerabilities

CVE-2021-47810: WibuKey Runtime 6.51 - 'WkSvW32.exe' Unquoted Service Path

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-16 · updated 2026-06-17
• Weakness: CWE-428

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.

Affected products

• WibuKey Runtime: 6.51

References

• https://www.exploit-db.com/exploits/49999
• https://www.vulncheck.com/advisories/wibukey-runtime-wksvwexe-unquoted-service-path
• https://www.wibu.com
• https://www.wibu.com/us/support/user/downloads-user-software.html
• https://www.exploit-db.com/exploits/49999

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