CVE-2026-5607

MEDIUM 6.3

imprvhub mcp-browser-agent URL Parameter handlers.ts CallToolRequestSchema server-side request forgery

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

10th

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.

CWE	CWE-918
Vendor	imprvhub
Product	mcp-browser-agent
Published	Apr 6, 2026
Last Updated	Apr 6, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

imprvhub / mcp-browser-agent

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 feng kairui (VulDB User) VulDB CNA Team