All vulnerabilities
CVE-2023-2533

PaperCut NG/MF Cross-Site Request Forgery (CSRF) Vulnerability

PaperCut NG/MF
Open in ThreatlineRecord JSON
CVSS
8.4High
ExploitationExploited in the wildAdded to KEV 28 Jul 2025CISA KEV
Exploit odds (EPSS)28.8%Chance of exploitation activity in the next 30 days, higher than 98% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in2.1.1Fixed versionCVE List
Federal deadline18 Aug 2025Remediation due date for US federal agenciesCISA KEV
CISA required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. CISA KEV

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Timeline

  1. 20 Jun 2023, 14:45 UTCPublishedCVE List
  2. 28 Jul 2025Added to CISA KEVCISA KEV

Description

PaperCut NG/MF contains a cross-site request forgery (CSRF) vulnerability, which, under specific conditions, could potentially enable an attacker to alter security settings or execute arbitrary code.

Text from CVE List

Affected versions 3

  • PaperCut NG/MFaffected: 22.0.10 before 2.1.1CVE List
  • PaperCut NG/MFunaffected: 21.2.12CVE List
  • PaperCut NG/MFunaffected: 20.1.8CVE List

References 4