importantSYS.SOURCE: The Hacker News• 2026-08-28T22:42:15+05:30

Exploitation of Chained PaperCut Vulnerabilities for Unauthenticated Remote Code Execution

#vulnerability #remote code execution #cybersecurity

Attackers are exploiting two unpatched vulnerabilities in PaperCut NG and MF to achieve unauthenticated remote code execution by chaining CVE-2026-82078 (9.4 CVSS) and CVE-2026-81578 (8.8 CVSS), prompting urgent patching recommendations from security researchers.

Malicious actors are exploiting a newly patched security flaw in PaperCut NG and MF to execute arbitrary code on susceptible instances, as the company released a fresh emergency fix with additional hardening.

"This vulnerability gives an unauthenticated attacker remote control over PaperCut's trusted configuration, which could be used to execute arbitrary Java code inside the application's

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