SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2025-6514

mcp-remote is exposed to OS command injection when connecting to untrusted MCP servers due to crafted input from the authorization_endpoint response URL

CRITICAL 9.6EPSS 77.9%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 77.9%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.

Description

mcp-remote is exposed to OS command injection when connecting to untrusted MCP servers due to crafted input from the authorization_endpoint response URL

CVSS 3.1
9.6 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS
77.87% probability · 100th percentile
CISA KEV
Not listed
Weakness
CWE-78
Source
reefs@jfrog.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.