SecuriTricks - CVE-2026-4794

Description

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).

Product(s) Impacted

Vendor	Product	Versions
Papercut	Papercut Ng Papercut Mf	* *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product 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.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	papercut	papercut_ng	/	/	/	/	/	/	/	/
a	papercut	papercut_mf	/	/	/	/	/	/	/	/

References

https://www.papercut.com/kb/Main/papercut-ng-mf-security-bulletin-march-2026/

CVSS Score

2.1 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: PRESENT
Privileges Required: LOW
User Interaction: PASSIVE
Scope:
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: NONE
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: March 31, 2026, 1:16 a.m.
Last Modified: April 1, 2026, 2:24 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

eb41dac7-0af8-4f84-9f6d-0272772514f4

CVE-2026-4794