RCE in 0xkoda Wiremcp
CVE-2026-3959
A vulnerability was found in 0xKoda WireMCP up to 7f45f8b2b4adeb76be8c6227eefb38533fdd6b1e. Impacted is the function server.tool of the file index.js of the component Tshark CLI Command Handler. The manipulation results in os command injection. The attack needs to be approached locally. The exploit has been made public and could be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.006 (47.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- 0xkoda Wiremcp — versions 7f45f8b2b4adeb76be8c6227eefb38533fdd6b1e
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (exploit)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-3959?
- CVE-2026-3959 is a medium-severity vulnerability in 0xkoda Wiremcp, classified under Command Injection. CVSS score: 5.3/10. Published 2026-03-11.
- How severe is CVE-2026-3959?
- Medium severity. CVSS v3 base score is 5.3 out of 10.