CVE-2025-43903

poppler: SignatureValue not checked within SignerInfo

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Severity

Moderate

Red Hat Product Security

4.3

CVSS 3.1

Review impact separately from score.

Published · April 18, 2025

Updated · June 30, 2026

Description

A flaw was found in Poppler. For signatures with non-empty encapsulated content, typically adbe.pkcs7.sha1, it would only compare hash values, and SignatureValue was never checked within SignerInfo. This issue could lead to signature forgeries.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 4.3
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

CWE-347 · Improper Verification of Cryptographic Signature