PaperCut NG/MF Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2023-2533)
Severity: high · Patch status: unknown · Since 2025-07-28 · CVE-2023-2533
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. CISA added CVE-2023-2533 to its Known Exploited Vulnerabilities catalog on Jul 28, 2025, which means attackers are exploiting it in the wild.
What to do
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Aug 18, 2025 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch