{"id":"CVE-2016-4311","aliases":["EUVD-2016-5311","GHSA-839c-vxrv-chvh"],"status":"published","title":"Cross-site request forgery (CSRF) vulnerability in the XACML flow feature in WSO2 Identity Server...","description":"Cross-site request forgery (CSRF) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 allows remote attackers to hijack the authentication of privileged users for requests that process XACML requests via an entitlement/eval-policy-submit.jsp request.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03375,"percentile":0.88852,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-352"],"published":"2017-02-16T18:00:00Z","modified":"2026-06-17T00:47:19Z","exploits":[{"source":"exploitdb","id":"EDB-40239","title":"WSO2 Identity Server 5.1.0 - Multiple Vulnerabilities","type":"webapps","platform":"jsp","date":"2016-08-16","verified":true,"url":"https://www.exploit-db.com/exploits/40239"}],"products":[{"vendor":"wso2","product":"identity_server"}],"references":[{"url":"https://www.exploit-db.com/exploits/40239/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/archive/1/539199/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/92485","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://hyp3rlinx.altervista.org/advisories/WSO2-IDENTITY-SERVER-v5.1.0-XML-External-Entity.txt","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/138329/WSO2-Identity-Server-5.1.0-XML-Injection.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-4311"},{"url":"https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2016-0096","tags":["Patch","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/40239"},{"url":"https://github.com/advisories/GHSA-839c-vxrv-chvh"}],"sources":{"cve":[{"id":"CVE-2016-4311","description":"Cross-site request forgery (CSRF) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 allows remote attackers to hijack the authentication of privileged users for requests that process XACML requests via an entitlement/eval-policy-submit.jsp request.","status":"published","published":"2017-02-16T18:00:00Z","modified":"2024-08-06T00:25:14.263Z","updated_at":"2026-11-02T14:33:35.149563Z"}],"euvd":[{"id":"EUVD-2016-5311","description":"Cross-site request forgery (CSRF) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 allows remote attackers to hijack the authentication of privileged users for requests that process XACML requests via an entitlement/eval-policy-submit.jsp request.","status":"published","published":"2017-02-16T18:00:00Z","modified":"2024-08-06T00:25:14Z","updated_at":"2026-11-03T02:22:46.750795Z"}],"ghsa":[{"id":"GHSA-839c-vxrv-chvh","title":"Cross-site request forgery (CSRF) vulnerability in the XACML flow feature in WSO2 Identity Server...","description":"Cross-site request forgery (CSRF) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 allows remote attackers to hijack the authentication of privileged users for requests that process XACML requests via an entitlement/eval-policy-submit.jsp request.","status":"published","published":"2022-05-14T02:46:18Z","modified":"2025-04-20T03:34:03Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T15:01:41.326693Z"}],"nvd":[{"id":"CVE-2016-4311","description":"Cross-site request forgery (CSRF) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 allows remote attackers to hijack the authentication of privileged users for requests that process XACML requests via an entitlement/eval-policy-submit.jsp request.","status":"published","published":"2017-02-17T02:59:11.907Z","modified":"2026-06-17T00:47:19.677Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:03:35.822579Z"}]}}