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CVE-2026-7147

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

Published: Apr 27, 2026Updated: Apr 27, 2026 Sources: CVE List NVD
NVD MITRE
7.3CVSS
HIGH

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.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low

Weaknesses

CWE-918

Affected Products

mcp-chat-studio
JoeCastrom

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Command and Control
Initial Access
View detailed technique mapping

References

https://vuldb.com/vuln/359746
vuldb.com
https://vuldb.com/vuln/359746/cti
vuldb.com
https://vuldb.com/submit/801896
vuldb.com
and 2 more references View all →

Timeline

Published
Apr 27, 2026
Last Updated
Apr 27, 2026

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