CVE-2026-5607 in mcp-browser-agent
Summary
A security vulnerability has been detected in imprvhub mcp-browser-agent up to 0.8.0. This impacts the function CallToolRequestSchema of the file src/handlers.ts of the component URL Parameter Handler. The manipulation of the argument request.params.name/request.params.arguments leads to server-side request forgery. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Disclosure
04/06/2026
Status
Confirmed
Entries
VulDB provides additional information and datapoints for this CVE:
| ID | Vulnerability | CWE | Exp | Cou | CVE |
|---|---|---|---|---|---|
| 355398 | imprvhub mcp-browser-agent URL Parameter handlers.ts CallToolRequestSchema server-side request forgery | 918 | Proof-of-Concept | Not defined | CVE-2026-5607 |