CVE-2020-9526: CS2-Network p2p

Medium severity, CVSS 5.9. EPSS: 0.6% chance of exploitation in the next 30 days.

CS2 Network P2P through 3.x, as used in millions of Internet of Things devices, suffers from an information exposure flaw that exposes user session data to supernodes in the network, as demonstrated by passively eavesdropping on user video/audio streams, capturing credentials, and compromising devices.

Affected products

• CS2-Network p2p: up to and including 3.0.3a

Published 2020-08-10. Last modified 2026-06-17.