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CVE-2025-2866

PDF signature forgery with adbe.pkcs7.sha1 SubFilter

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in < 24.8.6, < 25.2.2
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • The Document Foundation LibreOffice

    From 24.8 · fixed in < 24.8.6; From 25.2 · fixed in < 25.2.2

References 1

libreoffice.org