PaperCut Warns of Zero-Day Flaw Exploited in NG, MF Print Management Software

PaperCut is warning that a vulnerability affecting all versions of its PaperCut NG and PaperCut MF print management software is being actively exploited in zero-day attacks. No CVE identifier was included in the initial advisory summary, and technical details of the exploitation mechanism have not been made public.

Organizations running PaperCut NG or MF should treat this as an active threat and monitor for official vendor patch guidance. Given prior PaperCut vulnerabilities have been used for ransomware deployment, network segmentation and monitoring of the print server are advisable in the interim.