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PaperCut warns of NG, MF flaw exploited in zero-day attacks

August 27, 2026 · BleepingComputer · Severity: CRITICAL

PaperCut is warning that hackers are actively exploiting a vulnerability in all versions of its PaperCut NG and PaperCut MF print management software in zero-day attacks.

Key Takeaways

  • A zero-day vulnerability is actively exploited in all versions of PaperCut NG and MF print management software.
  • The flaw poses immediate risk as attackers can compromise networks without prior warning or patches.
  • Organizations should urgently apply available security updates or implement recommended mitigations to block attacks.
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