high
advisory
IBM API Connect: Sensitive information disclosure via URL validation (CVE-2026-17187)
IBM API Connect versions 12.1.0.0 through 12.1.1.2 contain a vulnerability involving improper validation of user-supplied URLs that allows a remote authenticated attacker to obtain sensitive information.
CVE search metadata
CVE search record: CVE-2026-17187. Severity: high. CVSS: 8.5. KEV: no. Product: API Connect (12.1.0.0 through 12.1.1.2). Brief: IBM API Connect: Sensitive information disclosure via URL validation (CVE-2026-17187). Brief link: https://feed.craftedsignal.io/briefs/2026-11-ibm-api-connect-vulnerability-7c251cd7/
Triage facts
Revision 1- Applicability
- API Connect (12.1.0.0 through 12.1.1.2)
- Evidence
- Unknown
- Severity
- High
- Sources
- 1 public source
- Freshness
- Revision 1Nov 7, 07:51 UTC
- Vulnerabilities
- 1 CVE
- Source quality
- A2Roughly even chance
IBM API Connect versions 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to obtain sensitive information due to improper validation of user-supplied URLs. The vulnerability has a CVSS v3.1 base score of 8.5.