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PT-2026-2253

🗓️ 01 Jan 2026 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity🔗 dbugs.ptsecurity.com👁 2 Views

Cosign versions before 2.6.2 and 3.0.4 accept Rekor entries without digest, signature, and public key verification.

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03 Mar 2026 00:00Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.15.5 - 7.5
CVSS 46.3
EPSS0.00046
SSVC
Cosign vulnerabilityVulnerable versionsRekor entry bypassDigest mismatchPublic key checkFulcio certificateCode signingSecurity advisory
2