Security Advisory

CVE-2023-1720

9.6
CRITICAL

Vulnerability Description

Lack of mime type response header in Bitrix24 22.0.300 allows authenticated remote attackers to execute arbitrary JavaScript code in the victim's browser, and possibly execute arbitrary PHP code on the server if the victim has administrator privilege, via uploading a crafted HTML file through /desktop_app/file.ajax.php?action=uploadfile.
Published Date November 1, 2023
Official Source NIST NVD Advisory