CVE Database · CVE-2023-27350
CVSS v3.1
9.8
EPSS
100.00%
Published
Apr 20, 2023
Modified
Oct 27, 2025
CISA Known Exploited Vulnerability
Added: 2023-04-21 · Due: 2023-05-12
Apply updates per vendor instructions.
Public PoC / Exploit (12)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
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 SetupCompleted class. The issue results from improper access control. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-18987.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeaknesses (CWE)
Affected Products (6)
References (15)