CVE-2026-90584

Medium

Description

A weakness has been identified in TooTallNate Java-WebSocket up to 1.6.1. The impacted element is the function processFrameContinuousAndNonFin of the file Draft_6455.java of the component Fragmentation Handler. Executing a manipulation can lead to allocation of resources. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The pull request to fix this issue awaits acceptance.

SeverityMedium

CVSS5.3

Exploit probability—

ProductTootallnate Java-websocket

PublishedSep 13, 2026

First seenSep 13, 2026

Weakness typeCWE-770Allocation of resources without limits CWE-400Uncontrolled resource consumption

How to fix

Patches

github.com/TooTallNate/Java-WebSocket/pull/1509

Affected products

Product	Affected versions	Fixed in
tootallnate java-websocket	1.6.0, 1.6.1	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.