{
  "id": "CVE-2012-4969",
  "url": "https://spydr.io/cve/CVE-2012-4969",
  "published": "2012-09-18T10:39:14.147Z",
  "modified": "2026-06-16T23:45:58.897Z",
  "score": 8.1,
  "severity": "high",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "score_source": "NVD",
  "epss": 0.8025,
  "epss_percentile": 0.99613,
  "exploited": true,
  "kev": {
    "added": "2022-06-08",
    "due": "2022-06-22",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "Microsoft Internet Explorer Use-After-Free Vulnerability",
    "notes": "https://nvd.nist.gov/vuln/detail/CVE-2012-4969"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "microsoft"
  ],
  "products": [
    "microsoft internet explorer"
  ],
  "cwes": [
    "CWE-416"
  ],
  "description": "Use-after-free vulnerability in the CMshtmlEd::Exec function in mshtml.dll in Microsoft Internet Explorer 6 through 9 allows remote attackers to execute arbitrary code via a crafted web site, as exploited in the wild in September 2012.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 8.1,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "http://blog.vulnhunt.com/index.php/2012/09/17/ie-execcommand-fuction-use-after-free-vulnerability-0day_en/",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "http://dev.metasploit.com/redmine/projects/framework/repository/entry/modules/exploits/windows/browser/ie_execcommand_uaf.rb",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "http://eromang.zataz.com/2012/09/16/zero-day-season-is-really-not-over-yet/",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://technet.microsoft.com/security/advisory/2757760",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/480095",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ]
    },
    {
      "url": "http://www.securitytracker.com/id?1027538",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://www.securityweek.com/new-internet-explorer-zero-day-being-exploited-wild",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA12-255A.html",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ]
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA12-262A.html",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ]
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA12-265A.html",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ]
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15729",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2012-4969",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2012-4969",
  "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."
    }
  ]
}