PaperCut warns of hackers using printer management software flaw in attacks

PaperCut has issued an emergency security advisory regarding critical vulnerabilities in its print management software that are currently being exploited by hackers. The company has released patches and urged customers to restrict server access to prevent unauthorized intrusion.
Why it matters
Because PaperCut software is widely used in government and corporate sectors, these vulnerabilities pose a significant risk to large-scale organizational cybersecurity.
The company behind a popular brand of printer management software warned customers of a new vulnerability currently being used by cybercriminals.
PaperCut released an emergency advisory on Thursday evening saying vulnerabilities in their print management software, PaperCut NG and MF, are under active exploitation. The company released patches for the bugs, tracked as CVE-2026-82078 and CVE-2026-81578, which both carry severity scores over 8.8 out of 10.
“PaperCut Software security response team is investigating active exploitation of a vulnerability affecting PaperCut NG and PaperCut MF. We are aware of confirmed customer incidents and are treating this matter with the highest priority,” the company said.
PaperCut’s software is used widely across large organizations like universities, corporations and governments. Organizations use PaperCut software to manage a variety of printer brands including Canon, Epson, Xerox, Brother and more.
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