{"cve":"CVE-2023-33189","nvd":{"published":"2023-05-30T06:16:37.937","modified":"2026-06-17T06:01:16.143","status":"Modified","description":"Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisions may be made by Pomerium. This issue has been patched in versions 0.17.4, 0.18.1, 0.19.2, 0.20.1, 0.21.4 and 0.22.2.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-285"],"references":["https://github.com/pomerium/pomerium/commit/d315e683357a9b587ba9ef399a8813bcc52fdebb","https://github.com/pomerium/pomerium/releases/tag/v0.17.4","https://github.com/pomerium/pomerium/releases/tag/v0.18.1","https://github.com/pomerium/pomerium/releases/tag/v0.19.2","https://github.com/pomerium/pomerium/releases/tag/v0.20.1"],"products":["pomerium:pomerium"],"source":"nvd","synced_at":"2026-10-19T21:38:24.161619714+00:00"},"epss":{"cve":"CVE-2023-33189","score":0.00921,"percentile":0.60326,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-pvrc-wvj2-f59p","url":"https://osv.dev/vulnerability/GHSA-pvrc-wvj2-f59p","summary":"Pomerium vulnerable to Incorrect Authorization with specially crafted requests","modified":"2026-09-10T03:49:53.753350053Z","packages":[{"ecosystem":"Go","name":"github.com/pomerium/pomerium","purl":"pkg:golang/github.com/pomerium/pomerium","ranges":[">=0.22.0 <0.22.2"],"fixed":["0.22.2"]},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","purl":"pkg:golang/github.com/pomerium/pomerium","ranges":[">=0.21.0 <0.21.4"],"fixed":["0.21.4"]},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","purl":"pkg:golang/github.com/pomerium/pomerium","ranges":[">=0.20.0 <0.20.1"],"fixed":["0.20.1"]},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","purl":"pkg:golang/github.com/pomerium/pomerium","ranges":[">=0.19.0 <0.19.2"],"fixed":["0.19.2"]},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","purl":"pkg:golang/github.com/pomerium/pomerium","ranges":[">=0.18.0 <0.18.1"],"fixed":["0.18.1"]},{"ecosystem":"Go","name":"github.com/pomerium/pomerium","purl":"pkg:golang/github.com/pomerium/pomerium","ranges":["<0.17.4"],"fixed":["0.17.4"]}]},{"id":"GO-2023-1800","url":"https://osv.dev/vulnerability/GO-2023-1800","summary":"Pomerium vulnerable to Incorrect Authorization with specially crafted requests in github.com/pomerium/pomerium","modified":"2026-03-03T04:53:46.205640Z","packages":[{"ecosystem":"Go","name":"github.com/pomerium/pomerium","purl":"pkg:golang/github.com/pomerium/pomerium","ranges":["<0.17.4",">=0.18.0 <0.18.1",">=0.19.0 <0.19.2",">=0.20.0 <0.20.1",">=0.21.0 <0.21.4",">=0.22.0 <0.22.2"],"fixed":["0.17.4","0.18.1","0.19.2","0.20.1","0.21.4","0.22.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}