CVE-2026-5607
imprvhub mcp-browser-agent URL Parameter handlers.ts CallToolRequestSchema server-side request forgery
- State
- Published
- Severity
- 5.3 Medium
- Published
- Apr 6, 2026
- Updated
- Apr 6, 2026
- Reserved
- Apr 5, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-918 Server-Side Request Forgery
Affected Products
| Product | Versions |
|---|---|
mcp-browser-agentimprvhub |
|
References
- VDB-355398 | imprvhub mcp-browser-agent URL Parameter handlers.ts CallToolRequestSchema server-side request forgeryvdb-entrytechnical-description
- VDB-355398 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #785034 | imprvhub mcp-browser-agent 0.8.0 Server-Side Request Forgerythird-party-advisory
- https://github.com/wing3e/public_exp/issues/25exploitissue-tracking
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