Vulnerability · Published May 1, 2026 · Assigned by VulDB

CVE-2026-7588ggerve coding-standards-mcp server.py get_best_practices path traversal

Medium 5.3

In plain English

A medium-severity path traversal in coding-standards-mcp from ggerve. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.4%top 60.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was found in ggerve coding-standards-mcp. This issue affects the function get_style_guide/get_best_practices of the file server.py. The manipulation of the argument Language results in path traversal. It is possible to launch the attack remotely. The exploit has been made public and could be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The project was informed of the problem early through an issue report but has not responded yet.

Affected products (as reported)

Vendor	Product	Versions
ggerve	coding-standards-mcp	5b097a3d6ff668d15c610911d20d2ce0d08cfc5a94f619198724f79d1ea53992184eb4ba61418810c21ab2754684329eab4feb72427dc9acfe61e52f

Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

References

VDB-360541 | ggerve coding-standards-mcp server.py get_best_practices path traversal vdb-entry, technical-description
VDB-360541 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #804390 | ggerve coding-standards-mcp c21ab2754684329eab4feb72427dc9acfe61e52f Path Traversal third-party-advisory
https://github.com/ggerve/coding-standards-mcp/issues/3 exploit, issue-tracking
https://github.com/ggerve/coding-standards-mcp/ product