CVE-2026-5607
imprvhub mcp-browser-agent URL Parameter handlers.ts CallToolRequestSchema server-side request forgery
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.
INFO
Published Date :
April 6, 2026, 1:16 a.m.
Last Modified :
July 24, 2026, 9:10 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-5607
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update imprvhub mcp-browser-agent to a non-vulnerable version.
- Review and sanitize all URL parameters.
- Implement strict validation for 'name' and 'arguments'.
- Consult vendor security advisories for patch details.
Public PoC/Exploit Available at Github
CVE-2026-5607 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-5607.
| URL | Resource |
|---|---|
| https://github.com/wing3e/public_exp/issues/25 | |
| https://vuldb.com/submit/785034 | |
| https://vuldb.com/vuln/355398 | |
| https://vuldb.com/vuln/355398/cti |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-5607 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-5607
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
The Project shares all information on MCP related CVE's published
mcp mcp-security mcp-cve
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-5607 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-5607 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Jul. 24, 2026
Action Type Old Value New Value Added Translation Title: mcp-browser-agent de imprvhub, Description: Una vulnerabilidad de seguridad ha sido detectada en imprvhub mcp-browser-agent hasta la versión 0.8.0. Esto afecta a la función CallToolRequestSchema del archivo src/handlers.ts del componente Gestor de Parámetros de URL. La manipulación del argumento request.params.name/request.params.arguments conduce a falsificación de petición del lado del servidor. El ataque es posible de ser llevado a cabo de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado. El proveedor fue contactado con antelación sobre esta divulgación pero no respondió de ninguna manera. -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'imprvhub', 'modules': ['URL Parameter Handler'], 'product': 'mcp-browser-agent', 'versions': [{'status': 'affected', 'version': '0.1'}, {'status': 'affected', 'version': '0.2'}, {'status': 'affected', 'version': '0.3'}, {'status': 'affected', 'version': '0.4'}, {'status': 'affected', 'version': '0.5'}, {'status': 'affected', 'version': '0.6'}, {'status': 'affected', 'version': '0.7'}, {'status': 'affected', 'version': '0.8.0'}]}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-5607', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-04-06T15:04:01.296467Z'} -
Data Remediation by [email protected]
Apr. 29, 2026
Action Type Old Value New Value Changed CVSS V4.0 Score 5.3 2.1 -
New CVE Received by [email protected]
Apr. 06, 2026
Action Type Old Value New Value Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-918 Added Reference https://github.com/wing3e/public_exp/issues/25 Added Reference https://vuldb.com/submit/785034 Added Reference https://vuldb.com/vuln/355398 Added Reference https://vuldb.com/vuln/355398/cti