Published: April 27, 2026 | Last Modified: April 27, 2026
ProjeQtor versions 7.0 through 12.4.3 contain a stored cross-site scripting vulnerability in the file upload functionality where the checkValidFileName() function fails to restrict HTML and HTM file uploads. Authenticated attackers can upload HTML files containing arbitrary JavaScript through the image upload or attachment endpoints, and any user accessing the uploaded file URL will execute the embedded JavaScript in their browser.
This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.