{"id":"CVE-2008-6504","aliases":["EUVD-2022-5677","GHSA-wxw2-2mx5-c5qf"],"status":"published","title":"Improper Input Validation in OpenSymphony XWork","description":"ParametersInterceptor in OpenSymphony XWork 2.0.x before 2.0.6 and 2.1.x before 2.1.2, as used in Apache Struts and other products, does not properly restrict # (pound sign) references to context objects, which allows remote attackers to execute Object-Graph Navigation Language (OGNL) statements and modify server-side context objects, as demonstrated by use of a \\u0023 representation for the # character.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.38579,"percentile":0.98586,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-20"],"published":"2009-03-23T14:00:00Z","modified":"2026-06-16T23:02:20Z","exploits":[{"source":"exploitdb","id":"EDB-32564","title":"XWork \u003c 2.0.11.2 - 'ParameterInterceptor' Class OGNL Security Bypass","type":"remote","platform":"multiple","date":"2008-11-04","verified":true,"url":"https://www.exploit-db.com/exploits/32564"}],"fixes":[{"ecosystem":"Maven","package":"com.opensymphony:xwork","fixed_in":["2.0.6","2.1.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"com.opensymphony:xwork","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.6"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"com.opensymphony:xwork","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.1.0"},{"fixed":"2.1.2"}]}]},{"source":"osv","ecosystem":"Maven","package":"com.opensymphony:xwork","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.6"}]}],"versions":["2.0.4","2.0.5"]},{"source":"osv","ecosystem":"Maven","package":"com.opensymphony:xwork","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.1.0"},{"fixed":"2.1.2"}]}],"versions":["2.1.0","2.1.1"]}],"products":[{"vendor":"apache","product":"struts"},{"vendor":"opensymphony","product":"xwork"}],"references":[{"url":"http://secunia.com/advisories/32495","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","web"]},{"url":"http://fisheye6.atlassian.com/cru/CR-9/","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"http://struts.apache.org/2.x/docs/s2-003.html","tags":["x_refsource_CONFIRM","x_transferred","Exploit","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/46328","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"http://www.vupen.com/english/advisories/2008/3003","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory","web"]},{"url":"http://www.vupen.com/english/advisories/2008/3004","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/32101","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"http://secunia.com/advisories/32497","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","web"]},{"url":"http://jira.opensymphony.com/browse/XW-641","tags":["x_refsource_CONFIRM","x_transferred","Exploit","web"]},{"url":"http://issues.apache.org/struts/browse/WW-2692","tags":["x_refsource_CONFIRM","x_transferred","Exploit","web"]},{"url":"http://osvdb.org/49732","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-6504","tags":["advisory"]},{"url":"http://web.archive.org/web/20081119232431/jira.opensymphony.com/browse/XW-641","tags":["web"]},{"url":"http://web.archive.org/web/20130807023152/https://fisheye6.atlassian.com/cru/CR-9/"},{"url":"https://github.com/advisories/GHSA-wxw2-2mx5-c5qf"},{"url":"http://fisheye6.atlassian.com/cru/CR-9","tags":["web"]},{"url":"http://web.archive.org/web/20130807023152/https://fisheye6.atlassian.com/cru/CR-9","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2008-6504","description":"ParametersInterceptor in OpenSymphony XWork 2.0.x before 2.0.6 and 2.1.x before 2.1.2, as used in Apache Struts and other products, does not properly restrict # (pound sign) references to context objects, which allows remote attackers to execute Object-Graph Navigation Language (OGNL) statements and modify server-side context objects, as demonstrated by use of a \\u0023 representation for the # character.","status":"published","published":"2009-03-23T14:00:00Z","modified":"2024-08-07T11:34:47.095Z","updated_at":"2026-11-02T14:34:46.265542Z"}],"euvd":[{"id":"EUVD-2022-5677","description":"ParametersInterceptor in OpenSymphony XWork 2.0.x before 2.0.6 and 2.1.x before 2.1.2, as used in Apache Struts and other products, does not properly restrict # (pound sign) references to context objects, which allows remote attackers to execute Object-Graph Navigation Language (OGNL) statements and modify server-side context objects, as demonstrated by use of a \\u0023 representation for the # character.","status":"published","published":"2009-03-23T14:00:00Z","modified":"2024-08-07T11:34:47Z","updated_at":"2026-11-03T01:38:35.357732Z"}],"ghsa":[{"id":"GHSA-wxw2-2mx5-c5qf","title":"Improper Input Validation in OpenSymphony XWork","description":"ParametersInterceptor in OpenSymphony XWork 2.0.x before 2.0.6 and 2.1.x before 2.1.2, as used in Apache Struts and other products, does not properly restrict # (pound sign) references to context objects, which allows remote attackers to execute Object-Graph Navigation Language (OGNL) statements and modify server-side context objects, as demonstrated by use of a \\u0023 representation for the # character.","status":"published","published":"2022-05-17T02:11:15Z","modified":"2023-01-30T05:00:49Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:36:26.667347Z"}],"nvd":[{"id":"CVE-2008-6504","description":"ParametersInterceptor in OpenSymphony XWork 2.0.x before 2.0.6 and 2.1.x before 2.1.2, as used in Apache Struts and other products, does not properly restrict # (pound sign) references to context objects, which allows remote attackers to execute Object-Graph Navigation Language (OGNL) statements and modify server-side context objects, as demonstrated by use of a \\u0023 representation for the # character.","status":"published","published":"2009-03-23T14:19:12.407Z","modified":"2026-06-16T23:02:20.91Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:31.451035Z"}],"osv":[{"id":"GHSA-wxw2-2mx5-c5qf","title":"Improper Input Validation in OpenSymphony XWork","description":"ParametersInterceptor in OpenSymphony XWork 2.0.x before 2.0.6 and 2.1.x before 2.1.2, as used in Apache Struts and other products, does not properly restrict # (pound sign) references to context objects, which allows remote attackers to execute Object-Graph Navigation Language (OGNL) statements and modify server-side context objects, as demonstrated by use of a \\u0023 representation for the # character.","status":"published","published":"2022-05-17T02:11:15Z","modified":"2024-11-28T05:33:07.990275Z","cwes":["CWE-20"],"updated_at":"2026-11-02T15:46:59.131095Z"}]}}