cve-2026-21510

{
  "cvss": 0.0,
  "datePublished": "2026-02-10",
  "dateUpdated": "2026-02-10",
  "description": "Microsoft Windows Shell contains a protection mechanism failure vulnerability that could allow an unauthorized attacker to bypass a security feature over a network. ",
  "dueDate": "2026-03-03",
  "id": "CVE-2026-21510",
  "kev_catalogs": [
    "cisa"
  ],
  "knownRansomwareCampaignUse": "Unknown",
  "notes": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21510 ; https://nvd.nist.gov/vuln/detail/CVE-2026-21510 ",
  "product": "Windows",
  "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": "Microsoft Windows Shell Protection Mechanism Failure Vulnerability",
  "vendor": "Microsoft"
}