RCE in Tufantunc Ssh-Mcp
CVE-2026-7039
A security vulnerability has been detected in tufantunc ssh-mcp up to 1.5.0. The affected element is the function shell.write of the file src/index.ts. Such manipulation of the argument Description leads to command injection. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.012 · change: +0.005
Affected products
- Tufantunc Ssh-Mcp — versions 1.0, 1.1, 1.2
Weakness classification (CWE)
References
- vuldb.com/vuln/359619 (technical-description, vdb-entry)
- vuldb.com/vuln/359619/cti (signature, permissions-required)
- vuldb.com/submit/798528 (third-party-advisory)
- github.com/tufantunc/ssh-mcp/issues/44 (issue-tracking, exploit)
- github.com/tufantunc/ssh-mcp/ (product)
Frequently asked questions
- What is CVE-2026-7039?
- CVE-2026-7039 is a high-severity vulnerability in Tufantunc Ssh-Mcp, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.8/10. Published 2026-04-26.
- How severe is CVE-2026-7039?
- High severity. CVSS v3 base score is 7.8 out of 10.