CVE-2026-105713 Microsoft Office SharePoint Spoofing Vulnerability

{
  "id": "1667496c6bb2266bf6a16e88d800ac9a4190e7812d39966d87e21649367ce267",
  "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105713",
  "method": "llm",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-105713 Microsoft Office SharePoint Spoofing Vulnerability",
    "summary": "An authorized attacker can exploit an SSRF vulnerability in Microsoft Office SharePoint to perform spoofing over an adjacent network.",
    "evidence": "Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over an adjacent network.",
    "products": [
      {
        "name": {
          "value": "Microsoft Office SharePoint",
          "evidence": "Server-side request forgery (ssrf) in Microsoft Office SharePoint"
        },
        "prerequisites": [
          {
            "value": "an authorized attacker",
            "evidence": "allows an authorized attacker"
          }
        ],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-105713",
        "evidence": "CVE-2026-105713 Microsoft Office SharePoint Spoofing Vulnerability"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-microsoft-security-updates",
  "document_id": 24754,
  "published_at": "2026-10-13T14:00:00+00:00"
}