[悪用確認] CVE-2026-81578: PaperCut NG/MF Missing Authentication for Critical Function Vulnerability

PaperCut NG/MF PaperCut NG/MF contains a missing authentication for critical function vulnerability which allows an unauthenticated remote attacker to modify certain system configurations. This vulnerability can be chained with CVE-2026-82078. 対応: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. (期限 2026-09-14)

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2026/08/31 09:00，CISA Known Exploited Vulnerabilities 发布了“[悪用確認] CVE-2026-81578: PaperCut NG/MF Missing Authentication for Critical Function Vulnerability”（类型：漏洞公告）。严重程度为“严重”（critical）。CVE：CVE-2026-81578。