PaperCut NG/MF: Remote Code Execution via Scripting Subsystem
Summary
| CVE | CVE-2026-14780 |
|---|---|
| State | PUBLISHED |
| Assigner | PaperCut |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-24 06:17:00 UTC |
| Updated | 2026-09-24 21:08:22 UTC |
| 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. |
Risk And Classification
Primary CVSS: v4.0 7.5 HIGH from eb41dac7-0af8-4f84-9f6d-0272772514f4
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/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
Problem Types: CWE-94 | CWE-94 CWE-94 Improper Control of Generation of Code ('Code Injection')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | eb41dac7-0af8-4f84-9f6d-0272772514f4 | Secondary | 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/E:X/C... |
| 4.0 | CNA | CVSS | 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 |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
PresentPrivileges Required
HighUser Interaction
NoneConfidentiality
HighIntegrity
HighAvailability
HighSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/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
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | PaperCut | PaperCut NG/MF | affected 25.0.12 semver | Not specified |
| CNA | PaperCut | PaperCut NG/MF | affected 26.0.0 26.0.2 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.papercut.com/kb/Main/security-bulletin-sep-2026 | eb41dac7-0af8-4f84-9f6d-0272772514f4 | www.papercut.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Mark Fox <[email protected]> (en)
There are currently no legacy QID mappings associated with this CVE.