HIGHCVSS 8.8KNOWN EXPLOITED

CVE-2026-81578

CVE-2026-81578 updated by NVD

Published: 2026-08-31
Modified: 2026-09-21
Sources: cisa-kev, nvd

Summary

An improper access control vulnerability exists in the web management interface of PaperCut MF and PaperCut NG. Under specific conditions, unauthenticated remote requests targeting administrative functions can trigger backend actions prior to the completion of access validation checks. This allows an unauthenticated remote attacker to modify certain system configurations.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-81578

Includes data from the CISA Known Exploited Vulnerabilities catalog.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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