{"action":"Upgrade github.com/sigstore/fulcio to 1.8.6 or later.","affected":[{"fixed":"1.8.6","introduced":"0"}],"component":"github.com/sigstore/fulcio","cve_ids":["CVE-2026-49478"],"ecosystem":"Go","epss":0.00282,"exploited":false,"fixed_versions":["1.8.6"],"ghsa_id":"GHSA-f5mr-q85p-6hh6","id":"tcs_01M5KGQ9SHNBY600N002MBZ4MW","modified_at":"2026-07-10T18:29:34.740186874Z","published_at":"2026-07-07T15:26:32Z","references":["https://osv.dev/vulnerability/GO-2026-5853","https://github.com/sigstore/fulcio/security/advisories/GHSA-f5mr-q85p-6hh6"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-5853","url":"https://osv.dev/vulnerability/GO-2026-5853"}],"summary":"Fulcio has OIDC Discovery Redirect Following Allows SSRF and JWKS Substitution for Meta-Issuer Paths, with Kubernetes Service-Account Token Leakage in github.com/sigstore/fulcio"}