Description
In the LibreOffice 7-1 series in versions prior to 7.1.2, and in the 7-0 series in versions prior to 7.0.5, the denylist can be circumvented by manipulating the link so it doesn't match the denylist but results in ShellExecute attempting to launch an executable type.
Metrics
CVSS 3.1 8.8/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| The Document Foundation | LibreOffice | >= 7.1, < 7.1.2; >= 7.0, < 7.0.5 |
References
- https://positive.security/blog/url-open-rce#open-libreofficeExploit, Third Party Advisory
- https://www.libreoffice.org/about-us/security/advisories/cve-2021-25631/Vendor Advisory
- https://positive.security/blog/url-open-rce#open-libreofficeExploit, Third Party Advisory
- https://www.libreoffice.org/about-us/security/advisories/cve-2021-25631/Vendor Advisory
Timeline
- Published
- May 3, 2021
- Last modified
- Jun 17, 2026
- NVD status
- Modified