{"action":"Upgrade org.codehaus.izpack:izpack-installer to 5.2.7 or later.","affected":[{"fixed":"5.2.7","introduced":"0"}],"component":"org.codehaus.izpack:izpack-installer","cve_ids":["CVE-2026-54550"],"ecosystem":"Maven","epss":0.00452,"exploited":false,"fixed_versions":["5.2.7"],"ghsa_id":"GHSA-f63g-88cj-hjf9","id":"tcs_01M5N8V4SD7ZQGHQ327YBKYKK8","modified_at":"2026-10-27T15:15:07.956770342Z","published_at":"2026-08-26T14:24:40Z","references":["https://osv.dev/vulnerability/GHSA-f63g-88cj-hjf9","https://github.com/izpack/izpack/security/advisories/GHSA-f63g-88cj-hjf9","https://github.com/izpack/izpack/pull/1193","https://github.com/izpack/izpack/commit/4233ba38d0f1825f9cf3e0204e5261a5498e29d8","https://github.com/izpack/izpack/commit/8b7c6792c4fe85e3b1759c106aae39b904848466","https://github.com/izpack/izpack","https://nvd.nist.gov/vuln/detail/CVE-2026-54550","https://github.com/izpack/izpack/releases/tag/izpack-5.2.7"],"severity":{"label":"high","score":7.4},"sources":[{"source":"osv","source_id":"GHSA-f63g-88cj-hjf9","url":"https://osv.dev/vulnerability/GHSA-f63g-88cj-hjf9"}],"summary":"IzPack has Path Traversal in UnpackerBase that allows writing files outside the installation directory via malicious pack entries"}