{"id":"CVE-2026-48945","aliases":["EUVD-2026-39447","GHSA-6mmg-h49f-fj9x"],"status":"published","title":"Joomla Extension - getk2.org - Privileged RCE vulnerability in K2 extension for Joomla \u003c 2.26","description":"The K2 article gallery upload path accepts a zip/tar archive, extracts it under `/media/k2/galleries/\u003cid\u003e/`, and only renames image files (gif/jpg/jpeg/png/webp) to safe names — non-image files (including `.php`) are extracted as-is and remain executable via direct HTTP access.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.0033,"percentile":0.26323,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2026-06-25T15:26:48Z","modified":"2026-10-25T22:10:00Z","products":[{"vendor":"getk2.com","product":"k2 extension for joomla"},{"vendor":"getk2.org","product":"k2 extension for joomla"},{"vendor":"joomlaworks","product":"k2"}],"references":[{"url":"https://www.getk2.org/","tags":["product","Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48945"},{"url":"https://www.getk2.org"},{"url":"https://github.com/advisories/GHSA-6mmg-h49f-fj9x"}],"sources":{"cve":[{"id":"CVE-2026-48945","title":"Joomla Extension - getk2.org - Privileged RCE vulnerability in K2 extension for Joomla \u003c 2.26","description":"The K2 article gallery upload path accepts a zip/tar archive, extracts it under `/media/k2/galleries/\u003cid\u003e/`, and only renames image files (gif/jpg/jpeg/png/webp) to safe names — non-image files (including `.php`) are extracted as-is and remain executable via direct HTTP access.","status":"published","published":"2026-06-25T15:26:48.917Z","modified":"2026-06-28T18:39:05.415Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:19:47.998488Z"}],"euvd":[{"id":"EUVD-2026-39447","description":"The K2 article gallery upload path accepts a zip/tar archive, extracts it under `/media/k2/galleries/\u003cid\u003e/`, and only renames image files (gif/jpg/jpeg/png/webp) to safe names — non-image files (including `.php`) are extracted as-is and remain executable via direct HTTP access.","status":"published","published":"2026-06-25T15:26:48Z","modified":"2026-06-28T18:39:05Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:20:23.349194Z"}],"ghsa":[{"id":"GHSA-6mmg-h49f-fj9x","title":"The K2 article gallery upload path accepts a zip/tar archive, extracts it under `/media/k2...","description":"The K2 article gallery upload path accepts a zip/tar archive, extracts it under `/media/k2/galleries/\u003cid\u003e/`, and only renames image files (gif/jpg/jpeg/png/webp) to safe names — non-image files (including `.php`) are extracted as-is and remain executable via direct HTTP access.","status":"published","published":"2026-06-25T18:30:39Z","modified":"2026-06-25T21:32:33Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:08:59.978633Z"}],"nvd":[{"id":"CVE-2026-48945","description":"The K2 article gallery upload path accepts a zip/tar archive, extracts it under `/media/k2/galleries/\u003cid\u003e/`, and only renames image files (gif/jpg/jpeg/png/webp) to safe names — non-image files (including `.php`) are extracted as-is and remain executable via direct HTTP access.","status":"published","published":"2026-06-25T16:16:37.06Z","modified":"2026-10-25T22:10:00.15Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:12:26.045561Z"}]}}