{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-0431",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-0431",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-03-19T16:18:23.793Z",
    "updatedAt": "2025-03-19T17:38:26.546Z",
    "importedAt": "2026-10-24T01:57:24.991Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "Enterprise Protection Backslash URL Rewrite Bypass",
      "summary": "Enterprise Protection contains a vulnerability in URL rewriting that allows an unauthenticated remote attacker to send an email which bypasses URL protections impacting the integrity of recipient's email.  This occurs due to improper filtering of backslashes within URLs and affects all versions of 8.21, 8.20 and 8.18 prior to 8.21.0 patch 5115, 8.20.6 patch 5114 and 8.18.6 patch 5113 respectively.",
      "affected": [
        {
          "vendor": "Proofpoint",
          "product": "Enterprise Protection",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "8.18.6",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "patch 5113",
              "changes": [
                {
                  "at": "patch 5113",
                  "status": "unaffected"
                }
              ]
            },
            {
              "version": "8.20.6",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "patch 5114",
              "changes": [
                {
                  "at": "patch 5114",
                  "status": "unaffected"
                }
              ]
            },
            {
              "version": "8.21.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "patch 5115",
              "changes": [
                {
                  "at": "patch 5115",
                  "status": "unaffected"
                }
              ]
            }
          ]
        }
      ]
    }
  }
}