🛡️ CVE-2023-27351
🟠 CVSS 7.5 — High ✅ No Known Exploit CWE-287 NVD
7.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

This vulnerability allows remote attackers to bypass authentication on affected installations of PaperCut NG 22.0.5 (Build 63914). Authentication is not required to exploit this vulnerability. The specific flaw exists within the SecurityRequestFilter class. The issue results from improper implementation of the authentication algorithm. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-19226.

Details

Severity HIGH
CVSS Score 7.5
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE CWE-287
Public Exploit ✅ No
Source NVD
Published 2023-04-20
Updated 2026-06-08
Modified 2026-04-21
Fix URL N/A

Affected Packages

Software From version Fixed in
papercut-mf 22.0.0 22.0.9
papercut-ng 22.0.0 22.0.9

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