Quick answers
- Is CVE-2026-17406 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-17406 being exploited in the wild.
- How severe is CVE-2026-17406?
- High severity, with a CVSS score of 8.5, published 7 November 2026.
- Which products and versions are affected?
- IBM API Connect 10.0.8.0 through 10.0.8.12, 12.1.0.0 through 12.1.1.2.
- Is there a fix for CVE-2026-17406?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-17406 attacked?
- It is attacked over the network, in a hosted service.
- Am I affected by CVE-2026-17406?
- Check whether you run IBM API Connect at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
CVE-2026-17406 is a server-side request forgery (CWE-918) in IBM API Connect versions 10.0.8.0–10.0.8.12 and 12.1.0.0–12.1.1.2. An authenticated attacker can bypass address restrictions on outbound requests by exploiting insufficient validation of user-supplied URLs, allowing the server to contact internal or otherwise restricted destinations. The vulnerability requires authentication but no user interaction.
Affected products
- IBM API Connect 10.0.8.0 through 10.0.8.12, 12.1.0.0 through 12.1.1.2
Timeline
- 2026-11-07: disclosed