{"id":"CVE-2021-41230","aliases":["GHSA-j6wp-3859-vxfg","GO-2021-0258"],"url":"https://o3.security/vulnerability/CVE-2021-41230","summary":"OIDC claims not updated from Identity Provider in Pomerium","details":"### Impact\nChanges to the OIDC claims of a user after initial login are not reflected in policy evaluation when using [`allowed_idp_claims`](https://www.pomerium.com/reference/#allowed-idp-claims) as part of policy.  If using `allowed_idp_claims` and a user's claims are changed, Pomerium can make incorrect authorization decisions.\n\n### Patches\nv0.15.6\n\n### Workarounds\n- Clear data on `databroker` service by clearing redis or restarting the in-memory databroker to force claims to be updated\n\n### References\nhttps://github.com/pomerium/pomerium/pull/2724\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [Pomerium](https://github.com/pomerium/pomerium)\n* Email us at [security@pomerium.com](mailto:security@pomerium.com)\n","published":"2021-11-05T23:15:08.727Z","modified":"2026-07-09T10:52:13.772230Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.0086,"percentile":0.56782,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/pomerium/pomerium","fixedVersion":"0.15.6"}],"fix":{"url":"https://github.com/pomerium/pomerium/pull/2724","label":"pomerium/pomerium#2724"},"references":[{"type":"ADVISORY","url":"https://github.com/pomerium/pomerium/security/advisories/GHSA-j6wp-3859-vxfg"},{"type":"FIX","url":"https://github.com/pomerium/pomerium/pull/2724"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41230"},{"type":"WEB","url":"https://github.com/pomerium/pomerium/commit/f20542c4bf2cc691e4c324f7ec79e02e46d95511"},{"type":"PACKAGE","url":"https://github.com/pomerium/pomerium"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2021-0258"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T10:52:13.772230Z"}}