High severityNVD Advisory· Published Aug 28, 2026
CVE-2026-81578
CVE-2026-81578
Description
An improper access control vulnerability exists in the web management interface of PaperCut MF and PaperCut NG. Under specific conditions, unauthenticated remote requests targeting administrative functions can trigger backend actions prior to the completion of access validation checks. This allows an unauthenticated remote attacker to modify certain system configurations.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
1News mentions
2- PaperCut warns of hackers using printer management software flaw in attacksThe Record · Aug 28, 2026
- PaperCut NG/MF Critical Zero-Day Exploited in the WildRapid7 Blog · Aug 28, 2026