{
  "id": "CVE-2013-2251",
  "url": "https://spydr.io/cve/CVE-2013-2251",
  "published": "2013-07-20T03:37:30.737Z",
  "modified": "2026-06-16T23:53:01.530Z",
  "score": 9.8,
  "severity": "critical",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "score_source": "NVD",
  "epss": 0.99998,
  "epss_percentile": 0.9999,
  "exploited": true,
  "kev": {
    "added": "2022-03-25",
    "due": "2022-04-15",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "Apache Struts Improper Input Validation Vulnerability",
    "notes": "https://nvd.nist.gov/vuln/detail/CVE-2013-2251"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "apache",
    "fujitsu",
    "oracle"
  ],
  "products": [
    "apache archiva",
    "apache struts",
    "fujitsu interstage business process manager analytics",
    "oracle siebel apps - e-billing"
  ],
  "cwes": [
    "CWE-74"
  ],
  "description": "Apache Struts 2.0.0 through 2.3.15 allows remote attackers to execute arbitrary OGNL expressions via a parameter with a crafted (1) action:, (2) redirect:, or (3) redirectAction: prefix.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 9.8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "http://archiva.apache.org/security.html",
      "tags": [
        "Product"
      ]
    },
    {
      "url": "http://cxsecurity.com/issue/WLB-2014010087",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://osvdb.org/98445",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "http://packetstormsecurity.com/files/159629/Apache-Struts-2-Remote-Code-Execution.html",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://seclists.org/fulldisclosure/2013/Oct/96",
      "tags": [
        "Exploit",
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://seclists.org/oss-sec/2014/q1/89",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://struts.apache.org/release/2.3.x/docs/s2-016.html",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-struts2",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.fujitsu.com/global/support/software/security/products-f/interstage-bpm-analytics-201301e.html",
      "tags": [
        "Broken Link",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/cpujan2014-1972949.html",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.securityfocus.com/bid/61189",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://www.securityfocus.com/bid/64758",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://www.securitytracker.com/id/1029184",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://www.securitytracker.com/id/1032916",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/90392",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-2251",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2013-2251",
  "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."
    }
  ]
}