{"meta":{"title":"KEV entries: PaperCut","description":"All KEV entries for vendor PaperCut.","source":"CISA Known Exploited Vulnerabilities catalog (https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json)","catalogVersion":"2026.09.23","catalogDateReleased":"2026-09-23T12:51:35.821Z","referenceDate":"2026-09-23","publisher":"Telemetry","license":"https://creativecommons.org/licenses/by/4.0/","documentation":"https://glide-telemetry.pages.dev/api/","records":5,"vendor":"PaperCut","entries":5,"shareOfCatalogPercent":0.3,"ransomwareKnown":2,"firstDateAdded":"2023-04-21","latestDateAdded":"2026-08-31","rank":49},"data":[{"cveID":"CVE-2026-82078","vendorProject":"PaperCut","product":"NG/MF","vulnerabilityName":"PaperCut NG/MF Unsafe Reflection Vulnerability","dateAdded":"2026-08-31","dueDate":"2026-09-14","knownRansomwareCampaignUse":"Unknown","cwes":["CWE-470"],"shortDescription":"PaperCut NG/MF contains an unsafe reflection vulnerability that allows an attacker to manipulate system configuration parameters and execute arbitrary Java bytecode residing on the application classpath under the security context of the PaperCut server process. This vulnerability can be chained with CVE-2026-81578.","requiredAction":"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.","notes":"https://www.papercut.com/kb/Main/security-bulletin-27-aug-2026-urgent-security-advisory/?lid=2oneu2wt0ct4 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-82078","telemetryUrl":"https://glide-telemetry.pages.dev/kev/cve-2026-82078/"},{"cveID":"CVE-2026-81578","vendorProject":"PaperCut","product":"NG/MF","vulnerabilityName":"PaperCut NG/MF Missing Authentication for Critical Function Vulnerability","dateAdded":"2026-08-31","dueDate":"2026-09-14","knownRansomwareCampaignUse":"Unknown","cwes":["CWE-306"],"shortDescription":"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.","requiredAction":"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.","notes":"https://www.papercut.com/kb/Main/security-bulletin-27-aug-2026-urgent-security-advisory/ ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-81578","telemetryUrl":"https://glide-telemetry.pages.dev/kev/cve-2026-81578/"},{"cveID":"CVE-2023-27351","vendorProject":"PaperCut","product":"NG/MF","vulnerabilityName":"PaperCut NG/MF Improper Authentication Vulnerability","dateAdded":"2026-04-20","dueDate":"2026-05-04","knownRansomwareCampaignUse":"Known","cwes":["CWE-287"],"shortDescription":"PaperCut NG/MF contains an improper authentication vulnerability that could allow remote attackers to bypass authentication on affected installations via the SecurityRequestFilter class.","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","notes":"https://www.papercut.com/kb/Main/PO-1216-and-PO-1219 ; https://nvd.nist.gov/vuln/detail/CVE-2023-27351","telemetryUrl":"https://glide-telemetry.pages.dev/kev/2026/#cve-2023-27351"},{"cveID":"CVE-2023-2533","vendorProject":"PaperCut","product":"NG/MF","vulnerabilityName":"PaperCut NG/MF Cross-Site Request Forgery (CSRF) Vulnerability","dateAdded":"2025-07-28","dueDate":"2025-08-18","knownRansomwareCampaignUse":"Unknown","cwes":["CWE-352"],"shortDescription":"PaperCut NG/MF contains a cross-site request forgery (CSRF) vulnerability, which, under specific conditions, could potentially enable an attacker to alter security settings or execute arbitrary code. ","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","notes":"https://www.papercut.com/kb/Main/SecurityBulletinJune2023 ; https://nvd.nist.gov/vuln/detail/CVE-2023-2533","telemetryUrl":"https://glide-telemetry.pages.dev/kev/2025/#cve-2023-2533"},{"cveID":"CVE-2023-27350","vendorProject":"PaperCut","product":"MF/NG","vulnerabilityName":"PaperCut MF/NG Improper Access Control Vulnerability","dateAdded":"2023-04-21","dueDate":"2023-05-12","knownRansomwareCampaignUse":"Known","cwes":["CWE-284"],"shortDescription":"PaperCut MF/NG contains an improper access control vulnerability within the SetupCompleted class that allows authentication bypass and code execution in the context of system.","requiredAction":"Apply updates per vendor instructions.","notes":"https://www.papercut.com/kb/Main/PO-1216-and-PO-1219;  https://nvd.nist.gov/vuln/detail/CVE-2023-27350","telemetryUrl":"https://glide-telemetry.pages.dev/kev/2023/#cve-2023-27350"}]}