What’s Vulnerable › Vulnerabilities

CVE-2026-5607: imprvhub mcp-browser-agent URL Parameter handlers.ts CallToolRequestSchema server-side request forgery

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-06 · updated 2026-07-24
• Weakness: CWE-918

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.

Affected products

• imprvhub mcp-browser-agent: 0.1, 0.2, 0.3, 0.4, 0.5, 0.6 (+2)

References

• https://github.com/wing3e/public_exp/issues/25
• https://vuldb.com/submit/785034
• https://vuldb.com/vuln/355398
• https://vuldb.com/vuln/355398/cti

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