CVE-2020-36048
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
Resource exhaustion in engine.io
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | engine.io | <3.6.0 | 3.6.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-36048
- https://github.com/socketio/engine.io/commit/58e274c437e9cbcf69fd913c813aad8fbd253703
- https://github.com/socketio/engine.io/commit/734f9d1268840722c41219e69eb58318e0b2ac6b
- https://blog.caller.xyz/socketio-engineio-dos
- https://github.com/bcaller/kill-engine-io
- https://github.com/socketio/engine.io
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.