CVE-2026-14780

PaperCut NG/MF: Remote Code Execution via Scripting Subsystem

State: Published
Severity: 7.5 High
Published: Sep 24, 2026
Updated: Oct 13, 2026
Reserved: Jul 5, 2026

Description

A vulnerability exists in the PaperCut NG/MF platform's device-scripting functionality due to insufficient sanitization and access restrictions within the embedded execution engine. An authenticated user with administrative access to the management interface can supply a malicious script that escapes the runtime sandbox.

A successful execution enables an attacker to run unauthorized operating system commands with administrative privileges on the host operating system.

Scores

CVSS	Score	Vector	Source
4.0	7.5 High	CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	PaperCut

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')

Affected Products

Product	Versions
PaperCut NG/MFPaperCut	before 24.1.11Affected 25.0.0 to before 25.0.12Affected 26.0.0 to before 26.0.2Affected

References

https://www.papercut.com/kb/Main/security-bulletin-sep-2026/

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