CVE-2025-43903

MEDIUM

Freedesktop Poppler < 25.04.0 - Signature Verification Bypass

Title source: rule

Description

NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.

References (1)

[Patch] https://gitlab.freedesktop.org/poppler/poppler/-/commit/f1b9c830f145a0042e853d6462b2f9ca4016c669

Scores

CVSS v3 4.3

EPSS 0.0004

EPSS Percentile 12.7%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-347

Status published

Products (1)

freedesktop/poppler < 25.04.0

Published Apr 18, 2025

Tracked Since Feb 18, 2026