{"id":"CVE-2022-27820","aliases":["GHSA-j7xg-5549-jr3j"],"url":"https://o3.security/vulnerability/CVE-2022-27820","summary":"Improper Certificate Validation in OWASP ZAP","details":"OWASP Zed Attack Proxy (ZAP) through w2022-03-21 does not verify the TLS certificate chain of an HTTPS server.","published":"2022-03-24T03:33:14Z","modified":"2026-08-12T03:51:32.423615016Z","cvss":{"score":4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.zaproxy:zap","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2022/03/23/1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/27xxx/CVE-2022-27820.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-27820"},{"type":"REPORT","url":"https://github.com/zaproxy/zaproxy/issues/7165"},{"type":"PACKAGE","url":"https://github.com/zaproxy/zaproxy/releases"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2022/03/24/3"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:32.423615016Z"}}