HIGHnpm →
Socket.IO: Engine.IO Polling Transport Connection Exhaustion
Socket.IO: Engine.IO Polling Transport Connection Exhaustion
Affected packages
- engine.io
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- 0.35%
- EPSS percentile
- 28.1%
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 28%.
Sources
- https://github.com/socketio/socket.io/security/advisories/GHSA-r635-g3xr-vw7x
- https://nvd.nist.gov/vuln/detail/CVE-2026-59725
- https://github.com/socketio/socket.io/commit/fc11285e14964c2132d122164bf130c355f60671
- https://github.com/socketio/socket.io
- https://github.com/socketio/socket.io/releases/tag/engine.io@6.6.7
Structured record: https://osv.dev/vulnerability/GHSA-r635-g3xr-vw7x
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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