Improper Verification of Cryptographic Signature vulnerability in LibreOffice allows PDF Signature Spoofing by Improper Validation. In the affected versions of LibreOffice a flaw in the verification code for adbe.pkcs7.sha1 signatures could cause invalid signatures to be accepted as valid This issue affects LibreOffice: from 24.8 before < 24.8.6, from 25.2 before < 25.2.2.
2025-04-27T19:15:15.137
2025-11-03T20:18:09.580
Modified
CVSSv3.1: 5.5 (MEDIUM)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | libreoffice | libreoffice | < 24.8.6.0 | Yes |
| Application | libreoffice | libreoffice | < 25.2.2 | Yes |
| Application | libreoffice | libreoffice | 24.8.0.0 | Yes |
| Application | libreoffice | libreoffice | 24.8.0.0 | Yes |
| Application | libreoffice | libreoffice | 25.2.0.0 | Yes |
| Application | libreoffice | libreoffice | 25.2.0.0 | Yes |