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CVE-2026-28498 Authlib: Fail-Open Cryptographic Verification in OIDC Hash Binding

🗓️ 16 Mar 2026 18:03:28Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

Authlib before 1.6.9 has fail-open OIDC hash verification enabling forged ID tokens.

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21 Apr 2026 08:11Current
7.1High risk
Vulners AI Score7.1
CVSS 48.2
EPSS0.00029
2