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GHSA-JFC7-64V2-MR8C @sigstore/core has DSSE payloadType type-binding failure

🗓️ 26 Jun 2026 19:11:19Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

DSSE preAuthEncoding in sigstore core uses ascii, allowing payloadType mutation after signing.

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01 Jul 2026 00:29Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.4
2