CVE-2026-68762: JetBrains Ktor

Medium severity, CVSS 5.9. EPSS: 0.4% chance of exploitation in the next 30 days.

In JetBrains Ktor before 3.4.1 potential DoS attack via WebSocket decompression was possible

Affected products

• JetBrains Ktor: before 3.4.1 (fixed in 3.4.1)

Published 2026-08-17. Last modified 2026-08-28.