{
  "id": "CVE-2015-4852",
  "url": "https://spydr.io/cve/CVE-2015-4852",
  "published": "2015-11-18T15:59:00.133Z",
  "modified": "2026-06-17T00:28:02.700Z",
  "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": 0.96032,
  "epss_percentile": 0.99877,
  "exploited": true,
  "kev": {
    "added": "2021-11-03",
    "due": "2022-05-03",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "Oracle WebLogic Server Deserialization of Untrusted Data Vulnerability",
    "notes": "https://nvd.nist.gov/vuln/detail/CVE-2015-4852"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "oracle"
  ],
  "products": [
    "oracle virtual desktop infrastructure",
    "oracle storagetek tape analytics sw tool",
    "oracle weblogic server"
  ],
  "cwes": [
    "CWE-502"
  ],
  "description": "The WLS Security component in Oracle WebLogic Server 10.3.6.0, 12.1.2.0, 12.1.3.0, and 12.2.1.0 allows remote attackers to execute arbitrary commands via a crafted serialized Java object in T3 protocol traffic to TCP port 7001, related to oracle_common/modules/com.bea.core.apache.commons.collections.jar. NOTE: the scope of this CVE is limited to the WebLogic Server product.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 9.8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "http://foxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "http://packetstormsecurity.com/files/152268/Oracle-Weblogic-Server-Deserialization-Remote-Code-Execution.html",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2015/11/17/19",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/alert-cve-2015-4852-2763333.html",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.securityfocus.com/bid/77539",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "http://www.securitytracker.com/id/1038292",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "https://blogs.oracle.com/security/entry/security_alert_cve_2015_4852",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "https://github.com/foxglovesec/JavaUnserializeExploits/blob/master/weblogic.py",
      "tags": [
        "Product"
      ]
    },
    {
      "url": "https://www.exploit-db.com/exploits/42806/",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://www.exploit-db.com/exploits/46628/",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-4852",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2015-4852",
  "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."
    }
  ]
}