Vulnerability in Wibu Wibukey
CVE-2021-47810
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (12.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 12.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Wibu Wibukey — versions 6.51
- Wibu Wibukey Runtime — versions 6.51
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/49999 (Exploit, exploit)
- www.wibu.com (Product, product)
- www.wibu.com/us/support/user/downloads-user-software.html (Product, product)
- www.vulncheck.com/advisories/wibukey-runtime-wksvwexe-unquoted-service-path (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2021-47810?
- CVE-2021-47810 is a high-severity vulnerability in Wibu Wibukey, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-01-16.
- How severe is CVE-2021-47810?
- High severity. CVSS v3 base score is 7.8 out of 10.