CVE-2026-41467
MEDIUMProjeQtor < 12.4.4 Stored XSS via checkValidFileName()
Title source: cnaDescription
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.
Scores
CVSS v3
5.4
EPSS
0.0003
EPSS Percentile
8.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (2)
ProjeQtor/ProjeQtor
12.4.4
ProjeQtor/ProjeQtor
7.0 - 12.4.3
Published
Apr 27, 2026
Tracked Since
Apr 27, 2026