VULNRABLE / Vulnerability / CVE-2026-63128
CVE-2026-63128
HIGH LOW rmcp GHSA
Exploit verdict: No active-exploit signal
CVSS Score
8
Severity
HIGH
EPSS
—
Source
GHSA
Summary
RMCP: Unauthenticated permanent session-table leak in rmcp Streamable HTTP server transport leads to remote denial-of-service
What this means
CVE-2026-63128 is a high-severity vulnerability affecting rmcp, rated CVSS 8. Published September 17, 2026.
View full advisory at GHSA →