CVE-2020-36049: Socket Socket.io-Parser

High severity, CVSS 7.5. EPSS: 2.7% chance of exploitation in the next 30 days.

socket.io-parser before 3.4.1 allows attackers to cause a denial of service (memory consumption) via a large packet because a concatenation approach is used.

Affected products

• Socket Socket.io-Parser: before 3.4.1 (fixed in 3.4.1)

Published 2021-01-08. Last modified 2026-06-17.