PaperCut security advisory (AV26-858) – Update 1

Cybersecurity alert from the Canadian Centre for Cyber Security

Serial number: AV26-858
Date: August 28, 2026

As of August 27, 2026, PaperCut is affected by vulnerabilities in the following products:

  • PaperCut MF
    • Prior to v24 Emergency Patch Release 2
    • Prior to v25 Emergency Patch Release 2
    • Prior to v26 Emergency Patch Release 2
  • PaperCut NG
    • Prior to v24 Emergency Patch Release 2
    • Prior to v25 Emergency Patch Release 2
    • Prior to v26 Emergency Patch Release 2

Update 1

Open-source reporting indicates that CVE-2026-81578 and CVE-2026-82078 are related to PaperCut MF and PaperCut NG are being exploited in the wild.

The Cyber Centre encourages users and administrators to review the provided web link and apply any necessary updates as they become available.



Courtesy of Canadian Centre for Cyber Security

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