Ktor WebSocket Decompression DoS before 3.4.1
CVE-2026-68762 Published on August 17, 2026
In JetBrains Ktor before 3.4.1 potential DoS attack via WebSocket decompression was possible
Vulnerability Analysis
CVE-2026-68762 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is an Infinite Loop Vulnerability?
The program contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. If the loop can be influenced by an attacker, this weakness could allow attackers to consume excessive resources such as CPU or memory.
CVE-2026-68762 has been classified to as an Infinite Loop vulnerability or weakness.
Products Associated with CVE-2026-68762
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Affected Versions
JetBrains Ktor:- Before 3.4.1 is affected.