CVE-2000-0974: GNU Privacy Guard

High severity, CVSS 7.5. EPSS: 3% chance of exploitation in the next 30 days.

GnuPG (gpg) 1.0.3 does not properly check all signatures of a file containing multiple documents, which allows an attacker to modify contents of all documents but the first without detection.

Affected products

• GNU Privacy Guard: version 1.0 only; version 1.0.1 only; version 1.0.2 only; version 1.0.3 only

Published 2000-12-19. Last modified 2026-09-23.