CVE-2026-5023

MEDIUM 5.3

DeDeveloper23 codebase-mcp RepoMix codebase.ts saveCodebase os command injection

CVSS Score

5.3

EPSS Score

0.3%

EPSS Percentile

53th

A vulnerability has been found in DeDeveloper23 codebase-mcp up to 3ec749d237dd8eabbeef48657cf917275792fde6. This vulnerability affects the function getCodebase/getRemoteCodebase/saveCodebase of the file src/tools/codebase.ts of the component RepoMix Command Handler. Such manipulation leads to os command injection. The attack needs to be performed locally. The exploit has been disclosed to the public and may be used. This product implements a rolling release for ongoing delivery, which means version information for affected or updated releases is unavailable. The project was informed of the problem early through an issue report but has not responded yet.

CWE	CWE-78 CWE-77
Vendor	dedeveloper23
Product	codebase-mcp
Published	Mar 29, 2026
Last Updated	Mar 30, 2026

Stay Ahead of the Next One

Get instant alerts for dedeveloper23 codebase-mcp

Be the first to know when new medium vulnerabilities affecting dedeveloper23 codebase-mcp are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

DeDeveloper23 / codebase-mcp

3ec749d237dd8eabbeef48657cf917275792fde6

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/353907 vuldb.com: https://vuldb.com/vuln/353907/cti vuldb.com: https://vuldb.com/submit/778348 github.com: https://github.com/DeDeveloper23/codebase-mcp/issues/7 github.com: https://github.com/DeDeveloper23/codebase-mcp/

Credits

🔍 Yinci Chen (VulDB User)