What is CVE-2026-4198?

CVE-2026-4198 is a medium-severity vulnerability in Hypermodel-Labs Mcp-Server-Auto-Commit, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.3/10. Published 2026-03-16.

How severe is CVE-2026-4198?

Medium severity. CVSS v3 base score is 5.3 out of 10.

RCE in Hypermodel-Labs Mcp-Server-Auto-Commit

CVE-2026-4198

A vulnerability was determined in hypermodel-labs mcp-server-auto-commit 1.0.0. Affected by this vulnerability is the function getGitChanges of the file index.ts. This manipulation causes command injection. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. Patch name: f7d992c830c5f2ec5749852e66c0195e3ed7fe30. Applying a patch is the recommended action to fix this issue. The project was informed of the problem early through an issue report but has not responded yet.

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

Hypermodel-labs Mcp-server-auto-commit — versions 1.0.0

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, patch)
cna@vuldb.com (exploit, patch)
cna@vuldb.com (issue-tracking, patch)
cna@vuldb.com (product, patch)

Frequently asked questions

What is CVE-2026-4198?: CVE-2026-4198 is a medium-severity vulnerability in Hypermodel-Labs Mcp-Server-Auto-Commit, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.3/10. Published 2026-03-16.
How severe is CVE-2026-4198?: Medium severity. CVSS v3 base score is 5.3 out of 10.