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CVE-2026-90584

Java-WebSocket · Vulnerability

CVSS 4.0 6.9 MEDIUMCVSS 3.1 5.3 MEDIUMCVSS 3.0 5.3 MEDIUMCVSS 2.0 5.0 Check source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-90584

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-90584

Published

Java-WebSocket

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "TooTallNate",
                    "product": "Java-WebSocket",
                    "versions": [
                        {
                            "version": "1.6.0",
                            "status": "affected"
                        },
                        {
                            "version": "1.6.1",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:tootallnate:java-websocket:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "Fragmentation Handler"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON