Quick answers
- Is CVE-2026-43857 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-43857 being exploited in the wild.
- How severe is CVE-2026-43857?
- Informational severity, published 20 October 2026.
- Which products and versions are affected?
- Advantech ADAM-3600 EdgeLink <UNKNOWN>.
- Is there a fix for CVE-2026-43857?
- 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-2026-43857 attacked?
- It is attacked over the network, in a network appliance.
- Am I affected by CVE-2026-43857?
- Check whether you run Advantech ADAM-3600 EdgeLink 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
A stack-based buffer overflow vulnerability in an unspecified component of ADAM-3600 EdgeLink allows authenticated attackers to execute arbitrary code with privileges on the service. The vulnerability is reachable over the network and requires valid authentication credentials, but no user interaction is needed. The attack leads to privilege escalation and full system compromise.
Affected products
- Advantech ADAM-3600 EdgeLink <UNKNOWN>
Timeline
- 2026-10-20: disclosed