{"id":"GO-2026-4573","summary":"ZITADEL's truncated opaque tokens are still valid in github.com/zitadel/zitadel","details":"ZITADEL's truncated opaque tokens are still valid in github.com/zitadel/zitadel.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: github.com/zitadel/zitadel from v3.0.0 before v3.4.7; github.com/zitadel/zitadel from v4.0.0 before v4.11.0.","aliases":["CVE-2026-27840","GHSA-6mq3-xmgp-pjm5"],"modified":"2026-03-23T04:52:45.687870Z","published":"2026-03-10T18:28:01Z","database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4573"},"references":[{"type":"ADVISORY","url":"https://github.com/zitadel/zitadel/security/advisories/GHSA-6mq3-xmgp-pjm5"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27840"},{"type":"FIX","url":"https://github.com/zitadel/zitadel/commit/feab8e1fa371f3ad654640fc869b2c14f2fdb602"},{"type":"WEB","url":"https://github.com/zitadel/zitadel/releases/tag/v2.71.19"},{"type":"WEB","url":"https://github.com/zitadel/zitadel/releases/tag/v3.4.7"},{"type":"WEB","url":"https://github.com/zitadel/zitadel/releases/tag/v4.11.0"}],"affected":[{"package":{"name":"github.com/zitadel/zitadel","ecosystem":"Go","purl":"pkg:golang/github.com/zitadel/zitadel"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{"custom_ranges":[{"events":[{"introduced":"2.31.0"}],"type":"ECOSYSTEM"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4573.json"}},{"package":{"name":"github.com/zitadel/zitadel","ecosystem":"Go","purl":"pkg:golang/github.com/zitadel/zitadel"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{"custom_ranges":[{"events":[{"introduced":"3.0.0"},{"fixed":"3.4.7"}],"type":"ECOSYSTEM"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4573.json"}},{"package":{"name":"github.com/zitadel/zitadel","ecosystem":"Go","purl":"pkg:golang/github.com/zitadel/zitadel"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{"custom_ranges":[{"events":[{"introduced":"4.0.0"},{"fixed":"4.11.0"}],"type":"ECOSYSTEM"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4573.json"}},{"package":{"name":"github.com/zitadel/zitadel","ecosystem":"Go","purl":"pkg:golang/github.com/zitadel/zitadel"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.80.0-v2.20.0.20260216092519-feab8e1fa371"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4573.json"}}],"schema_version":"1.7.5"}