5.5

CVE-2025-2866

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.

Data is provided by the National Vulnerability Database (NVD)
Libreoffice ≫ Libreoffice Version >= 24.8.0.1 < 24.8.6.0
Libreoffice ≫ Libreoffice Version >= 25.2.0.1 < 25.2.2
Libreoffice ≫ Libreoffice Version24.8.0.0 Updatealpha1
Libreoffice ≫ Libreoffice Version24.8.0.0 Updatebeta1
Libreoffice ≫ Libreoffice Version25.2.0.0 Updatealpha1
Libreoffice ≫ Libreoffice Version25.2.0.0 Updatebeta1
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.02% 0.026
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
security@documentfoundation.org 2.4 0 0
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
CWE-347 Improper Verification of Cryptographic Signature

The product does not verify, or incorrectly verifies, the cryptographic signature for data.