{
  "id": "CVE-2026-21962",
  "url": "https://spydr.io/cve/CVE-2026-21962",
  "published": "2026-01-20T22:15:59.110Z",
  "modified": "2026-08-25T04:18:11.067Z",
  "score": 10,
  "severity": "critical",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N",
  "score_source": "oracle.com",
  "epss": 0.73192,
  "epss_percentile": 0.99447,
  "exploited": true,
  "kev": {
    "added": "2026-08-24",
    "due": "2026-08-27",
    "action": "Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.",
    "ransomware": "Unknown",
    "name": "Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in Improper Access Control Vulnerability",
    "notes": "https://www.oracle.com/security-alerts/cpujan2026.html ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-21962"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "Oracle Corporation"
  ],
  "products": [
    "Oracle Corporation Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in"
  ],
  "cwes": [
    "CWE-284"
  ],
  "description": "Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in for Apache HTTP Server, Weblogic Server Proxy Plug-in for IIS). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in. While the vulnerability is in Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data as well as unauthorized access to critical data or complete access to all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data. Note: Affected version for Weblogic Server Proxy Plug-in for IIS is 12.2.1.4.0 only. CVSS 3.1 Base Score 10.0 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N).",
  "status": "Analyzed",
  "score_type": "Secondary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 10,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "https://www.oracle.com/security-alerts/cpujan2026.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://github.com/Ashwesker/Ashwesker-CVE-2026-21962/issues/1",
      "tags": [
        "Broken Link",
        "Not Applicable"
      ]
    },
    {
      "url": "https://web.archive.org/web/20260129165916/https://github.com/Ashwesker/Ashwesker-CVE-2026-21962/issues/1",
      "tags": [
        "Issue Tracking"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21962",
      "tags": [
        "US Government Resource"
      ]
    },
    {
      "url": "https://x.com/0xacb/status/2015473216844620280",
      "tags": [
        "Not Applicable"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-21962",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}