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gnupg: GnuPG: Signature bypass via form feed character in signed messages

🗓️ 10 Apr 2026 19:50:47Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

GnuPG flaw lets appending unsigned text to a signed message via a form feed at line end while verification passes.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64gnupg22.4.9-5.1.hum1gnupg2-2.4.9-5.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64gnupg22.4.9-5.1.hum1gnupg2-2.4.9-5.1.hum1.x86_64.rpm

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19 Jul 2026 17:38Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.14.7 - 5.9
EPSS0.00104
SSVC
2