CVE-2025-2866

LOW EPSS 0.9%
Published Apr 27, 20251y ago · Modified Jun 17, 20261w ago
2.4 CVSS 4.0
Low
Find Similar
Published Apr 27, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
2.4
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction P
Scope X

Threat Intelligence

EPSS Exploit Probability
0.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-347

Affected Products 6

VendorProductVersionRange
libreofficelibreoffice*≥24.8.0.1  –  <24.8.6.0
libreofficelibreoffice*≥25.2.0.1  –  <25.2.2
libreofficelibreoffice24.8.0.0any
libreofficelibreoffice24.8.0.0any
libreofficelibreoffice25.2.0.0any
libreofficelibreoffice25.2.0.0any

References 2

  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/06/msg00002.html
  • libreoffice.org https://www.libreoffice.org/about-us/security/advisories/cve-2025-2866
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.