Curated threat intel for security leaders
threat 2026-09-11

AI agents exploited PaperCut flaws to breach 395 organizations

A threat actor built a working exploit for PaperCut print management software and handed the job of breaching hundreds of organizations to AI agents, who did most of the work on their own, according to GreyNoise.

Bottom line: At least 440 compromised PaperCut instances were found across 395 organizations.

What's happening: GreyNoise detected a working exploit built by a threat actor targeting PaperCut print management software, used by organizations worldwide, including those in the United States, United Kingdom, and Australia.

What to do: Security teams should conduct a thorough review of their PaperCut instances and ensure that all software is up to date with the latest security patches.

Source: Help Net Security