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CVE-2026-49478 Fulcio has OIDC Discovery Redirect Following Allows SSRF and JWKS Substitution for Meta-Issuer Paths, with Kubernetes Service-Account Token Leakage

🗓️ 13 Aug 2026 13:08:21Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 10 Views

Fulcio through 1.8.5 follows cross-host OIDC redirects, enabling SSRF, JWKS substitution, and Kubernetes token leakage.

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