by Kastro
Paper/Archive/CVE-2025-6514

CVE-2025-6514

JFROG — OS command injection in mcp-remote when connecting to untrusted MCP servers

EPSS 77%CVSS 9.6
critical.is priorityof 100
49
CVSS 9.6 (CNA)9.6 / 10 × 3028.8Not in CISA KEV+300.0EPSS percentile 99.6.996 × 2019.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

Affected

ProductAffectedFixed inSource
mcp-remote0.0.5 – 0.1.15–CNA

Scores by source

JFROG (CNA)9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

writeupresearch.jfrog.com/vulnerabilities/mcp-remote-command-injection-rce-jfsa-2025-001290844patchgithub.com/geelen/mcp-remote/commit/607b226a356cb61a239ffaba2fb3db1c9dea4bacwriteupjfrog.com/blog/2025-6514-critical-mcp-remote-rce-vulnerability