RCE in 54yyyu Code-mcp
CVE-2026-7812
A vulnerability was found in 54yyyu code-mcp up to 4cfc4643541a110c906d93635b391bf7e357f4a8. The impacted element is the function git_operation of the file src/code_mcp/server.py of the component MCP Tool. Performing a manipulation of the…
EPSS: 0.022 (84.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- 54yyyu Code-mcp — versions 4cfc4643541a110c906d93635b391bf7e357f4a8
Weakness classification (CWE)
References
- cna@vuldb.com (product)
- cna@vuldb.com (issue-tracking, exploit)
- Submit #807752 | 54yyyu code-mcp 4cfc4643541a110c906d93635b391bf7e357f4a8 Command Injection (third-party-advisory)
- VDB-361072 | 54yyyu code-mcp MCP Tool server.py git_operation command injection (technical-description, vdb-entry)
- VDB-361072 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-7812?
- CVE-2026-7812 is a high-severity vulnerability in 54yyyu Code-mcp, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-05-05.
- How severe is CVE-2026-7812?
- High severity. CVSS v3 base score is 7.3 out of 10.