{"id":"CVE-2026-12118","aliases":["EUVD-2026-51200","GHSA-9597-g68j-5wfj"],"status":"published","title":"IBM webMethods Integration could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data","description":"IBM webMethods Integration (on prem) 10.15, 10.11 could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00849,"percentile":0.58603,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-502"],"published":"2026-07-30T17:00:50Z","modified":"2026-10-23T22:10:00Z","exploits":[{"source":"pocgithub","id":"uday952/CVE-2026-12118-POC-","title":"uday952/CVE-2026-12118-POC-","date":"2026-10-29","url":"https://github.com/uday952/CVE-2026-12118-POC-"}],"products":[{"vendor":"ibm","product":"webmethods integration (on prem)"},{"vendor":"ibm","product":"webmethods_integration"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7278857","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12118"},{"url":"https://github.com/advisories/GHSA-9597-g68j-5wfj"}],"sources":{"cve":[{"id":"CVE-2026-12118","title":"IBM webMethods Integration could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data","description":"IBM webMethods Integration (on prem) 10.15, 10.11 could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data.","status":"published","published":"2026-07-30T17:00:50.262Z","modified":"2026-07-30T17:41:17.032Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:19:47.998488Z"}],"euvd":[{"id":"EUVD-2026-51200","description":"IBM webMethods Integration (on prem) 10.15, 10.11 could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data.","status":"published","published":"2026-07-30T17:00:50Z","modified":"2026-07-30T17:41:17Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:02:28.035906Z"}],"ghsa":[{"id":"GHSA-9597-g68j-5wfj","title":"IBM webMethods Integration (on prem) 10.15, 10.11 could allow an unauthenticated remote attacker...","description":"IBM webMethods Integration (on prem) 10.15, 10.11 could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data.","status":"published","published":"2026-07-30T21:31:48Z","modified":"2026-07-30T21:31:57Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:09:58.559851Z"}],"nvd":[{"id":"CVE-2026-12118","description":"IBM webMethods Integration (on prem) 10.15, 10.11 could allow an unauthenticated remote attacker to execute arbitrary code on the system due to the deserialization of untrusted data.","status":"published","published":"2026-07-30T19:17:04.483Z","modified":"2026-10-23T22:10:00.16Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:12:33.955581Z"}]}}