{"affected":[{"product":"API Connect","source":"CNA: ibm","vendor":"IBM","versions":[{"lessThanOrEqual":"12.1.1.2","status":"affected","version":"12.1.0.0","versionType":"semver"}]}],"cpeConfigurations":[{"negate":false,"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:ibm:api_connect:*:*:*:*:*:*:*:*","versionEndExcluding":"12.1.1.3","versionStartIncluding":"12.1.0.0","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"cveId":"CVE-2026-16884","cwes":["CWE-611"],"description":"IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive information due to an XML external entity (XXE) injection.","epss":{"date":"2026-11-10","percentile":0.42936,"score":0.00497},"exploits":[],"kev":null,"metrics":[{"score":9.9,"severity":"critical","source":"CNA: ibm","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L","version":"3.1"},{"score":9.9,"severity":"critical","source":"NVD: psirt@us.ibm.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:L","version":"3.1"}],"modifiedAt":1794368426186,"publishedAt":1794025892122,"references":[{"source":"CNA: ibm","tags":["vendor-advisory","patch"],"url":"https://www.ibm.com/support/pages/node/7295635"},{"source":"psirt@us.ibm.com","tags":["Vendor Advisory"],"url":"https://www.ibm.com/support/pages/node/7295635"}],"remediation":[{"kind":"fix","source":"CNA: ibm","text":"IBM strongly recommends addressing the vulnerability now by upgrading to v12.1.1.3\nFix Central Link: https://www.ibm.com/support/pages/node/7290205"},{"kind":"fix","source":"CNA: ibm","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://www.ibm.com/support/pages/node/7295635"}],"revision":"e085d751ffb605fe326cd88daa3e717bf7c2c5c9f161baf42d767e3b4c576daf","sources":[{"modifiedAt":1794368426186,"name":"CNA: ibm","retrievedAt":1794370132914,"url":"https://www.cve.org/CVERecord?id=CVE-2026-16884"},{"modifiedAt":1794329511000,"name":"NVD","retrievedAt":1794335804193,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16884"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794370159799,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-16884"}],"ssvc":{"assessedAt":1794368415819,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Multiple Vulnerabilities in IBM API Connect","updatedAt":1794370159799}