CVE-2026-7147

HIGH 7.3

JoeCastrom mcp-chat-studio LLM Models API llm.js server-side request forgery

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was detected in JoeCastrom mcp-chat-studio up to 1.5.0. Affected by this issue is some unknown functionality of the file server/routes/llm.js of the component LLM Models API. Performing a manipulation of the argument req.query.base_url results in server-side request forgery. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CWE	CWE-918
Vendor	joecastrom
Product	mcp-chat-studio
Published	Apr 27, 2026
Last Updated	Apr 27, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/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

JoeCastrom / mcp-chat-studio

1.0 1.1 1.2 1.3 1.4 1.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/359746 vuldb.com: https://vuldb.com/vuln/359746/cti vuldb.com: https://vuldb.com/submit/801896 github.com: https://github.com/JoeCastrom/mcp-chat-studio/issues/4 github.com: https://github.com/JoeCastrom/mcp-chat-studio/

Credits

🔍 MidA (VulDB User) VulDB CNA Team