{"id":"GO-2026-6552","summary":"Tinyauth: forward-auth per-app ACL is matched case-sensitively against the (case-insensitive) hostname, letting an authenticated user reach apps they are not on the allowlist for in github.com/tinyauthapp/tinyauth","details":"Tinyauth: forward-auth per-app ACL is matched case-sensitively against the (case-insensitive) hostname, letting an authenticated user reach apps they are not on the allowlist for in github.com/tinyauthapp/tinyauth","aliases":["CVE-2026-77560","GHSA-328g-jx67-v94g"],"modified":"2026-10-01T20:45:13.176846719Z","published":"2026-10-01T20:23:38Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-6552","review_status":"UNREVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/tinyauthapp/tinyauth/security/advisories/GHSA-328g-jx67-v94g"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77560"},{"type":"FIX","url":"https://github.com/tinyauthapp/tinyauth/commit/80bc87188ec3aabc5104c249eaa7b997973b9275"},{"type":"FIX","url":"https://github.com/tinyauthapp/tinyauth/commit/e75605b2c534ec83525a33603e16d76baca13399"},{"type":"FIX","url":"https://github.com/tinyauthapp/tinyauth/pull/1000"},{"type":"FIX","url":"https://github.com/tinyauthapp/tinyauth/pull/1028"},{"type":"WEB","url":"https://github.com/tinyauthapp/tinyauth/releases/tag/v5.1.2"}],"affected":[{"package":{"name":"github.com/tinyauthapp/tinyauth","ecosystem":"Go","purl":"pkg:golang/github.com/tinyauthapp/tinyauth"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.0.1-0.20260720133915-80bc87188ec3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-6552.json"}}],"schema_version":"1.9.0"}