PaperCut NG/MF Cross-Site Request Forgery (CSRF) Vulnerability
PaperCut — PaperCut NG/MF
A Cross-Site Request Forgery (CSRF) vulnerability has been identified in PaperCut NG/MF, which, under specific conditions, could potentially enable an attacker to alter security settings or execute arbitrary code. This could be exploited if the target is an admin with a current login session. Exploiting this would typically involve the possibility of deceiving an admin into clicking a specially crafted malicious link, potentially leading to unauthorized changes.
8.4
29.2%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- High
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
- Published
- Jun 20, 2023
- Modified
- Oct 21, 2025
- Added to KEV
- Jul 28, 2025
- Federal patch due
- Aug 18, 2025
CISA required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Weakness classification
Proof-of-concept & exploitation references
Weaponization
Public repositories whose name or description references CVE-2023-2533, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
No public GitHub repositories referencing CVE-2023-2533 were found at last check. Absence here is not proof no exploit exists - see the references below for vendor advisories and write-ups.
References
Frequently asked questions
What is CVE-2023-2533?
A Cross-Site Request Forgery (CSRF) vulnerability has been identified in PaperCut NG/MF, which, under specific conditions, could potentially enable an attacker to alter security settings or execute arbitrary code. This could be exploited if the target is an admin with a current login session. Exploiting this would typically involve the possibility of deceiving an admin into clicking a specially crafted malicious link, potentially leading to unauthorized changes.
How severe is CVE-2023-2533?
CVE-2023-2533 has a CVSS base score of 8.4 out of 10 (CVSS 3.1).
Is CVE-2023-2533 actively exploited in the wild?
Yes. CVE-2023-2533 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Jul 28, 2025, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2023-2533?
29.2% - meaning FIRST.org's EPSS model estimates a 29.2% probability this vulnerability will be exploited in the wild within 30 days (98% percentile among all scored CVEs).
What type of vulnerability is CVE-2023-2533?
CVE-2023-2533 is classified under CWE-352 (CWE-352 Cross-Site Request Forgery (CSRF)).
Cross-checked against
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