CVE-2020-36048

PoC —

CVSS 3.1

7.5 high

EPSS

3%p88

Published

Jan 8, 2021 (Jan 8, 2021)

Modified

Jun 17, 2026

Description

Engine.IO before 4.0.0 allows attackers to cause a denial of service (resource consumption) via a POST request to the long polling transport.

Vendors: socket
Products: engine.io
Weakness: CWE-400
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (3.2%)

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