PT-2025-36513 · Unknown · Mcp Inspector

Gavin Zhong + 2 · Published 2025-09-08 · Updated 2025-09-22 · CVE-2025-58444

Positive Technologies (AI Summary)

CVSS v4.0

8.6

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions MCP Inspector versions prior to 0.16.6

Description The MCP Inspector, a developer tool for testing and debugging MCP servers, is susceptible to a cross-site scripting issue. This issue occurs when connecting to untrusted remote MCP servers with a malicious redirect URI. Exploitation of this issue could allow interaction with the inspector proxy, potentially triggering arbitrary command execution.

Recommendations Update MCP Inspector to version 0.16.6.

Exploit

Fix

RCE

XSS

Code Injection

Weakness Enumeration

CWE-84

CWE-79

CWE-94

Related Identifiers

CVE-2025-58444

GHSA-G9HG-QHMF-Q45M

Affected Products

Mcp Inspector

References · 14

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/58xxx/CVE-2025-58444.json · Exploit
• https://osv.dev/vulnerability/GHSA-g9hg-qhmf-q45m · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-58444 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-58444 · Security Note
• https://github.com/modelcontextprotocol/inspector · Note
• https://github.com/modelcontextprotocol/inspector/security/advisories/GHSA-g9hg-qhmf-q45m · Note
• https://github.com/modelcontextprotocol/inspector/commit/650f3090d26344a672026b737d81586595bb1f60 · Note
• https://twitter.com/ksg93rd/status/1970113319001268411 · Twitter Post
• https://twitter.com/mobcov/status/1965316380510851324 · Twitter Post
• https://npmjs.com/package/@modelcontextprotocol/inspector/v/0.16.6 · Note
• https://twitter.com/CVEnew/status/1965167915881124072 · Twitter Post
• https://t.me/CyberSecurityTechnologies/12376 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1965190139321160079 · Twitter Post
• https://t.me/CVEtracker/31992 · Telegram Post