CVE-2026-95703 MISP OrganisationsController File Existence and Image-Type Oracle via Forged Upload tmp_name

In MISP, the OrganisationsController::uploadLogo method processed a caller-supplied tmpname value with filesystem probes fileexists, MIME type detection, EXIF reading before verifying that the value corresponded to a genuine PHP file upload via isuploadedfile. An authenticated site-admin user cou...