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high advisory

IBM API Connect: Improper authorization information disclosure (CVE-2026-17318)

IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 contain an improper authorization vulnerability that could allow a remote authenticated attacker to obtain sensitive information.

CVE search metadata

CVE search record: CVE-2026-17318. Severity: high. CVSS: 7.7. KEV: no. Product: API Connect (10.0.8.0 through 10.0.8.12), API Connect (12.1.0.0 through 12.1.1.2). Brief: IBM API Connect: Improper authorization information disclosure (CVE-2026-17318). Brief link: https://feed.craftedsignal.io/briefs/2026-11-ibm-api-connect-auth-bypass-714ce6e5/

Triage facts

Revision 1
Applicability
API Connect (10.0.8.0 through 10.0.8.12), API Connect (12.1.0.0 through 12.1.1.2)
Evidence
Unknown
Severity
High
Sources
1 public source
Freshness
Revision 1Nov 7, 06:07 UTC
Vulnerabilities
1 CVE
Source quality
A2Roughly even chance

IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 are susceptible to an improper authorization vulnerability (CVE-2026-17318). This issue may allow a remote authenticated attacker to obtain sensitive information. The vulnerability has a CVSS v3.1 base score of 7.7.