Quick answers
- Is CVE-2026-118604 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-118604 being exploited in the wild.
- How severe is CVE-2026-118604?
- Medium severity, with a CVSS score of 6.8, published 28 October 2026.
- Which products and versions are affected?
- Alpine iLX-F511.
- Is there a fix for CVE-2026-118604?
- No fixed version is recorded yet. Given the physical attack vector, restrict direct interaction with the device and limit access to authorized personnel only. 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-2026-118604 attacked?
- It is attacked with physical access, in a network appliance.
- Am I affected by CVE-2026-118604?
- Check whether you run Alpine iLX-F511. 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.
How to fix
Given the physical attack vector, restrict direct interaction with the device and limit access to authorized personnel only.
Technical details
A stack-based buffer overflow exists in the Alpine iLX-F511 framework service due to insufficient validation of user-supplied data length before copying to a fixed-size buffer. An unauthenticated, physically present attacker can exploit this to achieve remote code execution in the root context. The vulnerability has been documented as ZDI-CAN-29007.
Affected products
- Alpine iLX-F511
Timeline
- 2026-02-04: disclosed: Vulnerability reported to vendor
- 2026-10-28: advisory: Coordinated public release of advisory