CVE-2026-7403

MEDIUM

geldata gel-mcp server.py fetch_rule path traversal

Title source: cna
STIX 2.1

Description

A security flaw has been discovered in geldata gel-mcp 0.1.0. This impacts the function list_rules/fetch_rule of the file src/gel_mcp/server.py. The manipulation of the argument rule_name results in path traversal. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

References (5)

Core 5
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-360139 | geldata gel-mcp server.py fetch_rule path traversal
https://vuldb.com/vuln/360139
Signature, Permissions Required signature permissions-required
VDB-360139 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/360139/cti
Third Party Advisory third-party-advisory
Submit #803530 | geldata gel-mcp 0.1.0 Path Traversal
https://vuldb.com/submit/803530
Exploit exploit issue-tracking
https://github.com/geldata/gel-mcp/issues/11

Scores

CVSS v3 5.3
EPSS 0.0056
EPSS Percentile 42.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-22
Status published
Products (1)
geldata/gel-mcp 0.1.0
Published Apr 29, 2026
Tracked Since Apr 30, 2026