XSS in PaperCut NG/MF <25.0.10 via UI Fields (Auth Admin)
CVE-2026-4794 Published on March 31, 2026
Multiple cross-site scripting (XSS) vulnerabilities in PaperCut NG/MF
Multiple cross-site scripting (XSS) vulnerabilities in PaperCut NG/MF before 25.0.10 allow authenticated administrator users to inject arbitrary web script or HTML code via different UI fields. This could be used to compromise other admininistrator's sessions or perform unauthorized actions via the administrator's authenticated context (e.g. requires an active login session).
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2026-4794 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2026-4794
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Affected Versions
PaperCut NG/MF:- Before 25.0.10 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.