{"id":"CVE-2015-7450","published":"2016-01-02T21:59:15Z","modified":"2026-06-17T00:32:33Z","title":"IBM WebSphere Application Server and Server Hypervisor Edition Code Injection.","vendor":"IBM","product":"WebSphere Application Server and Server Hypervisor Edition","tier":"core","eol":null,"description":{"text":"Serialized-object interfaces in certain IBM analytics, business solutions, cognitive, IT infrastructure, and mobile and social products allow remote attackers to execute arbitrary commands via a crafted serialized Java object, related to the InvokerTransformer class in the Apache Commons Collections library.","provenance":"source","from":"NVD"},"summary":{"text":"The flaw is a code injection vulnerability in IBM WebSphere Application Server and Server Hypervisor Edition, arising from serialized-object interfaces that deserialize untrusted Java objects via the InvokerTransformer class in the Apache Commons Collections library. An unauthenticated remote attacker with network access and no user interaction can send a crafted serialized Java object to execute arbitrary commands on the affected system.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-30T13:36:11Z"},"cvss":{"score":9.8,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.97764,"percentile":0.99905,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2022-01-10","dueDate":"2022-07-10","ransomware":false,"requiredAction":"Apply updates per vendor instructions.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2015-7450","provenance":"source"},"vulncheckKev":{"dateAdded":"2021-01-05","exploitedFirstSeen":"2021-01-05","ransomware":false,"evidence":[{"url":"https://f.hubspotusercontent30.net/hubfs/8776530/Sygnia-%20Elephant%20Beetle_Jan2022.pdf","date":"2021-01-05"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2022-01-10"},{"url":"https://media.defense.gov/2024/Sep/18/2003547016/-1/-1/0/CSA-PRC-LINKED-ACTORS-BOTNET.PDF","date":"2024-09-18"}],"evidenceTotal":3,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-502","name":"Deserialization of Untrusted Data"},{"id":"CWE-94","name":"Improper Control of Generation of Code"}],"references":[{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21970575","tags":["Vendor Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21971342","tags":["Vendor Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21971376","tags":["Vendor Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21971733","tags":["Broken Link"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21971758","tags":["Vendor Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21972799","tags":["Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/77653","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1035125","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/41613/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21970575","tags":["Vendor Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21971342","tags":["Vendor Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21971376","tags":["Vendor Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21971733","tags":["Broken Link"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21971758","tags":["Vendor Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21972799","tags":["Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/77653","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1035125","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/41613/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-7450","tags":["US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: remote unauthenticated attacker sends crafted serialized object","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"allow remote attackers to execute arbitrary commands via a crafted serialized Java object","start":136,"end":225}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: deserialization yields arbitrary command execution","mappingType":"primary_impact","evidence":[{"from":"description","quote":"allow remote attackers to execute arbitrary commands","start":136,"end":188}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2015-7374","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-7374","exploited":true,"exploitedSince":"2022-01-10","provenance":"source"},"exploits":[{"id":41613,"url":"https://www.exploit-db.com/exploits/41613","title":"IBM WebSphere - RCE Java Deserialization (Metasploit)","type":"remote","platform":"windows","date":"2017-03-15","verified":true,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":1,"earliest":"2017-03-15"},"metasploit":[{"name":"IBM WebSphere RCE Java Deserialization Vulnerability","module":"exploit/windows/misc/ibm_websphere_java_deserialize","type":"exploit","disclosureDate":"2015-11-06","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/ibm_websphere_java_deserialize.rb"}],"nuclei":[{"id":"CVE-2015-7450","name":"IBM WebSphere Java Object Deserialization - Remote Code Execution","severity":"critical","path":"http/cves/2015/CVE-2015-7450.yaml","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2015/CVE-2015-7450.yaml"}],"first":{"date":"2015-11-06","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/ibm_websphere_java_deserialize.rb"},"provenance":"source"},"exploitRefs":["https://www.exploit-db.com/exploits/41613/"],"flow":[{"stage":"exploitation","techniques":["T1190"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2015-11-06","kind":"exploit-public","label":"First public exploit: Metasploit; later: Exploit-DB 2017-03-15","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/ibm_websphere_java_deserialize.rb","provenance":"source"},{"date":"2016-01-02","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2015-7450","provenance":"source"},{"date":"2021-01-05","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://f.hubspotusercontent30.net/hubfs/8776530/Sygnia-%20Elephant%20Beetle_Jan2022.pdf","provenance":"source"},{"date":"2022-01-10","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2022-01-10","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-7374","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":"Metasploit","daysToKev":2200},"priority":{"score":69.8,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in CISA KEV and VulnCheck KEV"},{"name":"Recent KEV listing","points":0.0,"detail":"added 2124 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.98,"detail":"percentile 0.9990"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"1 NVD reference tagged Exploit; 1 Exploit-DB entry; 1 Metasploit module; 1 nuclei template"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":6.86,"detail":"base score 9.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}