IBM API Connect: Arbitrary JavaScript execution and information disclosure (CVE-2026-17146)
IBM API Connect versions 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 are vulnerable to a flaw caused by improper input validation, allowing a remote authenticated attacker to execute arbitrary JavaScript and obtain sensitive information.
CVE search metadata
CVE search record: CVE-2026-17146. Severity: critical. CVSS: 9.9. KEV: no. Product: API Connect (10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2). Brief: IBM API Connect: Arbitrary JavaScript execution and information disclosure (CVE-2026-17146). Brief link: https://feed.craftedsignal.io/briefs/2026-11-ibm-api-connect-rce-b607459c/
Triage facts
Revision 1- Applicability
- API Connect (10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2)
- Evidence
- Unknown
- Severity
- Critical
- Sources
- 1 public source
- Freshness
- Revision 1Nov 7, 09:57 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 contain a vulnerability (CVE-2026-17146) caused by improper input validation. This flaw could allow a remote authenticated attacker to execute arbitrary JavaScript and obtain sensitive information.