Improper Verification of Cryptographic Signature Affecting poppler package, versions [,25.04.0)


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.01% (1st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-UNMANAGED-POPPLER-9801568
  • published23 Apr 2025
  • disclosed18 Apr 2025
  • creditUnknown

Introduced: 18 Apr 2025

NewCVE-2025-43903  (opens in a new tab)
CWE-347  (opens in a new tab)

How to fix?

Upgrade poppler to version 25.04.0 or higher.

Overview

Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature due to the improper verification of SignatureValue within SignerInfo. An attacker can manipulate the integrity of signed data by crafting a malicious signature that bypasses validation checks.

CVSS Base Scores

version 4.0
version 3.1