VULNRABLE / Vulnerability / CVE-2026-59724

CVE-2026-59724

HIGH LOW engine.io GHSA

Exploit verdict: No active-exploit signal

CVSS Score
8
Severity
HIGH
EPSS
1%
Source
GHSA

Summary

Socket.IO: Engine.IO WebTransport SID DoS

What this means

CVE-2026-59724 is a high-severity vulnerability affecting engine.io, rated CVSS 8. The EPSS model estimates a 1% probability of exploitation in the next 30 days. Published September 1, 2026.

View full advisory at GHSA →