{"id":"CVE-2026-17172","published":"2026-11-07T05:18:29.247","lastModified":"2026-11-10T16:17:23.747","description":"IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to bypass security restrictions due to improper authentication. Information supplied by the client is not sufficiently verified, which could allow a caller to impersonate another party.","cvssScore":8.5,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","cwes":["CWE-290"],"vendors":[],"products":[],"references":[{"url":"https://www.ibm.com/support/pages/node/7295635","tags":[]},{"url":"https://www.ibm.com/support/pages/node/7295637","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":{"summary":"IBM API Connect versions 10.0.8.0–10.0.8.12 and 12.1.0.0–12.1.1.2 contain an improper authentication flaw (CWE-290) where client-supplied information is insufficiently verified, allowing an authenticated attacker to bypass security restrictions and impersonate another user or service.","exploitability":"Exploitation requires a valid authenticated session (PR:L) and high skill due to the high attack complexity (AC:H), with no public exploit available.","blast_radius":"Successful exploitation could lead to unauthorized access to protected APIs, data exfiltration, or privilege escalation within the API management platform, affecting confidentiality, integrity, and availability of downstream services.","remediation":"Upgrade to IBM API Connect 10.0.8.13 or 12.1.1.3 or later, as these versions contain the fix for CVE-2026-17172.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["auth-bypass","impersonation","ibm","api-management"],"model":"garnet-coder","analyzedAt":"2026-11-09T09:48:41.707Z"}}