{"id":"CVE-2021-26028","aliases":["BIT-joomla-2021-26028","GHSA-vgwr-773q-7j3c"],"url":"https://o3.security/vulnerability/CVE-2021-26028","summary":"Path Traversal within joomla/archive zip class","details":"An issue was discovered in Joomla! 3.0.0 through 3.9.24. Extracting an specifilcy crafted zip package could write files outside of the intended path.","published":"2021-03-04T18:15:13.910Z","modified":"2026-07-09T05:13:56.339878Z","cvss":{"score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"joomla/archive","fixedVersion":"1.1.10"}],"fix":{"url":"https://github.com/joomla-framework/archive/commit/32c9009a1020d16bc1060c0d06339898b697cf2c","label":"joomla-framework/archive@32c9009"},"references":[{"type":"ADVISORY","url":"https://developer.joomla.org/security-centre/848-20210308-core-path-traversal-within-joomla-archive-zip-class.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-26028"},{"type":"WEB","url":"https://github.com/joomla-framework/archive/commit/32c9009a1020d16bc1060c0d06339898b697cf2c"},{"type":"WEB","url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/joomla/archive/CVE-2021-26028.yaml"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T05:13:56.339878Z"}}