Quick answers
- Is CVE-2026-51997 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-51997 being exploited in the wild.
- How severe is CVE-2026-51997?
- High severity, with a CVSS score of 8.8, published 24 September 2026.
- Which products and versions are affected?
- Geelen Mcp-Remote 0.1.16 through 0.1.38.
- Is there a fix for CVE-2026-51997?
- 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-2026-51997 attacked?
- It is attacked over the network, in a software library.
- Am I affected by CVE-2026-51997?
- Check whether you run Geelen Mcp-Remote 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
The vulnerability exists in the open() functions of mcp-remote, allowing remote code execution without apparent authentication requirements. An attacker can exploit this by sending specially crafted requests to trigger arbitrary code execution. A patch is presumed available in versions after 0.1.38.
Affected products
- geelen mcp-remote 0.1.16 through 0.1.38
Timeline
- 2026-09-24: disclosed