CISA added two actively exploited vulnerabilities affecting PaperCut NG/MF to its Known Exploited Vulnerabilities Catalog. CVE-2026-81578 is a missing authentication for critical function vulnerability and CVE-2026-82078 is an unsafe reflection vulnerability. Federal agencies are required to remediate these under BOD 26-04, and CISA recommends all organizations prioritize patching.
Unsafe Reflection
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CISA Adds Two Known Exploited Vulnerabilities to Catalog (CVE-2026-81578, CVE-2026-82078)