{"affected":[{"product":"API Connect","source":"CNA: ibm","vendor":"IBM","versions":[{"lessThanOrEqual":"12.1.1.2","status":"affected","version":"12.1.0.0","versionType":"semver"}]}],"cveId":"CVE-2026-17337","cwes":["CWE-362"],"description":"IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to bypass authentication due to improper certificate validation. A certificate check is not performed reliably in all cases, which could allow a connection to be accepted without proper authentication.","epss":{"date":"2026-11-10","percentile":0.1649,"score":0.0025},"exploits":[],"kev":null,"metrics":[{"score":7.4,"severity":"high","source":"CNA: ibm","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},{"score":7.4,"severity":"high","source":"NVD: psirt@us.ibm.com","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"}],"modifiedAt":1794368996806,"publishedAt":1794026009970,"references":[{"source":"CNA: ibm","tags":["vendor-advisory","patch"],"url":"https://www.ibm.com/support/pages/node/7295635"},{"source":"psirt@us.ibm.com","tags":[],"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":"3d9b4b21ea08c34e8d6e048e6bc01f74c89c4f8ecb059fd8a74c24a493dffd4a","sources":[{"modifiedAt":1794368996806,"name":"CNA: ibm","retrievedAt":1794370154052,"url":"https://www.cve.org/CVERecord?id=CVE-2026-17337"},{"modifiedAt":1794028725033,"name":"NVD","retrievedAt":1794032208790,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-17337"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794370158203,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-17337"}],"ssvc":{"assessedAt":1794368985245,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"Multiple Vulnerabilities in IBM API Connect","updatedAt":1794370158203}