CVE-2026-87739: medium-severity vulnerability in PaperCut NG/MF
PaperCut MF/NG: User permissions are not evaluated on report generation
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.9epss 0.4%
An improper authentication vulnerability in PaperCut MF/NG allows an unauthenticated, remote attacker to trigger report generation. By submitting report generation requests without valid credentials, an attacker can generate reports and gain unauthorized access to sensitive information.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/AU:Y
Affected products
PaperCut · PaperCut NG/MFRelated CVEs — PaperCut NG/MF
In the same product, most dangerous first.
CVE-2023-2533HIGHPaperCut MF/NG 22.0.10 (Build 65996 2023-03-27) - Remote code execution via CSRFEPSS 28.8%KEVCVE-2026-82077HIGHPaperCut NG/MF: Remote Code Execution via Scan2FaxEPSS 0.8%CVE-2026-8793MEDIUMPaperCut NG/MF: Insufficient brute-force protectionEPSS 0.7%CVE-2026-8794MEDIUMPaperCut NG/MF: User enumeration via timing attackEPSS 0.7%CVE-2026-6418MEDIUMPaperCut NG/MF: Path Traversal in Shared Account SynchronizationEPSS 0.6%CVE-2026-6180MEDIUMPaperCut MF: Card truncation on HP readersEPSS 0.3%