{"schema_version":"1.3.1","id":"GO-2026-5200","modified":"2026-06-25T18:43:15Z","published":"2026-06-25T18:43:15Z","aliases":["CVE-2026-42273","GHSA-72h4-mxfc-jx37"],"summary":"Heimdall: Case-sensitive host matching may lead to policy bypass in github.com/dadrus/heimdall","details":"Heimdall: Case-sensitive host matching may lead to policy bypass in github.com/dadrus/heimdall","affected":[{"package":{"name":"github.com/dadrus/heimdall","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.17.14"}]}],"ecosystem_specific":{}}],"references":[{"type":"ADVISORY","url":"https://github.com/dadrus/heimdall/security/advisories/GHSA-72h4-mxfc-jx37"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42273"},{"type":"FIX","url":"https://github.com/dadrus/heimdall/commit/3d05e56a9e7ef0355f17482b4322054af4e85943"},{"type":"FIX","url":"https://github.com/dadrus/heimdall/pull/3208"},{"type":"WEB","url":"https://github.com/dadrus/heimdall/releases/tag/v0.17.14"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5200","review_status":"UNREVIEWED"}}