Product:
PaperCut NG/MF
Summary
Multiple cross-site scripting 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 administrators sessions or perform unauthorized actions via the administrators authenticated context. An active login session is required for exploitation.
Details
| Severity | Base Score | CVE |
|---|---|---|
| LOW | 2.1 | CVE-2026-4794 |
Exploitation
To exploit these vulnerabilities, an attacker with authenticated access as an administrator can inject malicious scripts into various UI fields. Once the script is executed in the context of another administrator’s session, it can lead to session hijacking or unauthorized actions being performed on behalf of that administrator.
Affected Products
- PaperCut NG/MF: Affected versions prior to 25.0.10 are vulnerable to XSS attacks that can compromise administrator sessions.
Mitigation
To mitigate these vulnerabilities, it is recommended to upgrade to PaperCut NG/MF version 25.0.10 or later. Additionally, administrators should ensure that proper input validation and sanitization measures are in place to prevent script injection.