engine.io vulnerabilities (npm)

7 vulnerabilities.

• engine.io npm Socket.IO: Engine.IO Protocol Revision Mismatch DoS CVE-2026-102599 Fix available 7.5 HighSeptember 29, 2026
• engine.io npm Socket.IO: Engine.IO Polling Transport Connection Exhaustion CVE-2026-59725 Fix available 7.5 HighJuly 8, 2026
• engine.io npm Socket.IO: Engine.IO WebTransport SID DoS CVE-2026-59724 Fix available 7.5 HighJune 18, 2026
• engine.io npm Uncaught exception in engine.io CVE-2023-31125 Fix available 6.5 MediumMay 3, 2023
• engine.io npm Uncaught exception in engine.io CVE-2022-41940 Fix available 7.1 HighNovember 21, 2022
• engine.io npm Uncaught Exception in engine.io CVE-2022-21676 Fix available 7.5 HighJanuary 12, 2022
• engine.io npm Resource exhaustion in engine.io CVE-2020-36048 Fix available 7.5 HighJanuary 7, 2021