cve-2023-27351

{
  "cvss": 8.2,
  "datePublished": "2026-04-20",
  "dateUpdated": "2026-04-20",
  "description": "PaperCut NG/MF contains an improper authentication vulnerability that could allow remote attackers to bypass authentication on affected installations via the SecurityRequestFilter class.",
  "dueDate": "2026-05-04",
  "id": "CVE-2023-27351",
  "kev_catalogs": [
    "cisa"
  ],
  "knownRansomwareCampaignUse": "Known",
  "notes": "https://www.papercut.com/kb/Main/PO-1216-and-PO-1219 ; https://nvd.nist.gov/vuln/detail/CVE-2023-27351",
  "product": "NG/MF",
  "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.",
  "severity": "HIGH",
  "source": "cisa_known_exploited",
  "title": "PaperCut NG/MF Improper Authentication Vulnerability",
  "vendor": "PaperCut"
}