{"id":"CVE-2023-33189","aliases":["GHSA-pvrc-wvj2-f59p","GO-2023-1800"],"url":"https://o3.security/vulnerability/CVE-2023-33189","summary":"Incorrect Authorization with specially crafted requests","details":"### Impact\n\nWith specially crafted requests, incorrect authorization decisions may be made by Pomerium.\n\n### Patches\n\nWe are releasing patch fixes to address this vulnerability going back to `v0.17.X`. Please upgrade to:\n\n- v0.22.2\n- v0.21.4\n- v0.20.1\n- v0.19.2\n- v0.18.1\n- v0.17.4\n\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n- Open an issue in [pomerium/pomerium](https://github.com/pomerium/pomerium/issues)\n- Email us at [security@pomerium.com](mailto:security@pomerium.com)\n","published":"2023-05-30T05:39:45.132Z","modified":"2026-08-12T03:51:20.662113233Z","cvss":{"score":10,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N"},"epss":{"score":0.00921,"percentile":0.57133,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/pomerium/pomerium","fixedVersion":"0.22.2"},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","fixedVersion":"0.21.4"},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","fixedVersion":"0.20.1"},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","fixedVersion":"0.19.2"},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","fixedVersion":"0.18.1"},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","fixedVersion":"0.17.4"}],"fix":{"url":"https://github.com/pomerium/pomerium/commit/d315e683357a9b587ba9ef399a8813bcc52fdebb","label":"pomerium/pomerium@d315e68"},"references":[{"type":"WEB","url":"https://github.com/pomerium/pomerium/releases/tag/v0.17.4"},{"type":"WEB","url":"https://github.com/pomerium/pomerium/releases/tag/v0.18.1"},{"type":"WEB","url":"https://github.com/pomerium/pomerium/releases/tag/v0.19.2"},{"type":"WEB","url":"https://github.com/pomerium/pomerium/releases/tag/v0.20.1"},{"type":"WEB","url":"https://github.com/pomerium/pomerium/releases/tag/v0.21.4"},{"type":"WEB","url":"https://github.com/pomerium/pomerium/releases/tag/v0.22.2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33189.json"},{"type":"ADVISORY","url":"https://github.com/pomerium/pomerium/security/advisories/GHSA-pvrc-wvj2-f59p"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33189"},{"type":"FIX","url":"https://github.com/pomerium/pomerium/commit/d315e683357a9b587ba9ef399a8813bcc52fdebb"},{"type":"PACKAGE","url":"https://github.com/pomerium/pomerium"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:20.662113233Z"}}