SB20250521117 - Spoofing attack in OpenPGP.js
Published: May 21, 2025
Security Bulletin ID
SB20250521117
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper Verification of Cryptographic Signature (CVE-ID: CVE-2025-47934)
CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due to incorrect signature verification in openpgp.verify and openpgp.decrypt methods. A remote attacker can spoof contents of inline (non-detached) signed messages.
Remediation
Install update from vendor's website.
References
- https://github.com/openpgpjs/openpgpjs/commit/43f5f4e2bd67d0514d06acc60b6ee571a049c229
- https://github.com/openpgpjs/openpgpjs/commit/bd54e8535ca29b3bef58a8c02296892e408be356
- https://github.com/openpgpjs/openpgpjs/releases/tag/v5.11.3
- https://github.com/openpgpjs/openpgpjs/releases/tag/v6.1.1
- https://github.com/openpgpjs/openpgpjs/security/advisories/GHSA-8qff-qr5q-5pr8