{
  "crds_version": "0.1",
  "kind": "base",
  "id": "crds:cve-2026-76519",
  "revision": 1,
  "title": "Cisco Secure Email Gateway — Crafted Attachment Root File Write",
  "summary": "When the file reputation service is enabled, the Advanced Malware Protection (AMP) feature of Cisco Secure Email Gateway mishandles attachments. An unauthenticated attacker can send one crafted email to write arbitrary files and run commands as root.",
  "source_type": "cve",
  "severity": "critical",
  "cvss": {
    "score": 9.8,
    "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "version": "3.1"
  },
  "epss": 0.02152,
  "exploitation": {
    "known_exploited": true,
    "exploit_available": false,
    "attack_complexity": "low",
    "kev_added": "2026-10-14",
    "kev_due": "2026-10-17",
    "prerequisites": "The ability to send an email through an affected device with the file reputation service enabled."
  },
  "mitre_attack": [
    "T1190"
  ],
  "kill_chain": "initial_access",
  "recommended_action": "Apply the guidance in Cisco advisory cisco-sa-esa-afw-zqYJkjxp to every Secure Email Gateway.",
  "confidence": "high",
  "provenance": [
    {
      "fields": [
        "cvss",
        "exploitation.attack_complexity",
        "exploitation.exploit_available",
        "published_at",
        "references"
      ],
      "source": "https://nvd.nist.gov/vuln/detail/CVE-2026-76519",
      "retrieved_at": "2026-11-05T07:48:47.009Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "exploitation.known_exploited",
        "exploitation.kev_added",
        "exploitation.kev_due"
      ],
      "source": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "retrieved_at": "2026-11-05T07:48:47.009Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "epss"
      ],
      "source": "https://api.first.org/data/v1/epss?cve=CVE-2026-76519",
      "retrieved_at": "2026-11-05T07:48:47.009Z",
      "confidence": "high",
      "extractor": "scrty-crds-pipeline/0.1"
    },
    {
      "fields": [
        "title",
        "subtitle",
        "summary",
        "severity",
        "remediation",
        "mitre_attack",
        "kill_chain",
        "recommended_action",
        "confidence",
        "tags",
        "exploitation.prerequisites"
      ],
      "source": "https://nvd.nist.gov/vuln/detail/CVE-2026-76519",
      "retrieved_at": "2026-11-05T07:48:47.009Z",
      "confidence": "high",
      "extractor": "claude-code"
    }
  ],
  "references": [
    {
      "type": "cve",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-76519",
      "label": "NVD record"
    },
    {
      "type": "cisa",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "label": "CISA Known Exploited Vulnerabilities catalog"
    },
    {
      "type": "vendor_advisory",
      "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-afw-zqYJkjxp"
    }
  ],
  "published_at": "2026-10-14T17:19:10.747Z",
  "issued_at": "2026-11-05T07:48:47.009Z",
  "tags": [
    "cisco",
    "email-gateway",
    "path-traversal"
  ]
}