{"id":"CVE-2026-88857","published":"2026-09-20T18:16:54.443","lastModified":"2026-09-21T17:19:14.623","description":"Joomla Extension - OrdaSoft.com - Authenticated, Privileged Remote Code Execution in OrdaSoft Joomla Gallery extension for Joomla < 6.2.7 - The extensions saveWatermark() copied an uploaded file into a web-accessible directory using the client-supplied filename exactly as sent, with no extension check, no content check, and no filename sanitisation of any kind. An authenticated core.manage user could upload a .php file disguised with an image Content-Type header and execute it directly by requesting the resulting path.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-434"],"vendors":[],"products":[],"references":[{"url":"https://www.OrdaSoft.com/","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}