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undici: undici WebSocket client vulnerable to denial of service via cumulative fragment bypass

🗓️ 10 Apr 2026 13:03:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Undici WebSocket client is vulnerable to denial of service via cumulative fragment bypass causing memory exhaustion.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64nodejs2525.9.0-1.1.hum1nodejs25-25.9.0-1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64nodejs2525.9.0-1.1.hum1nodejs25-25.9.0-1.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanynoarchnodejs25-bin25.9.0-1.1.hum1nodejs25-bin-25.9.0-1.1.hum1.noarch.rpm

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30 Jul 2026 08:24Current
6.6Medium risk
Vulners AI Score6.6
CVSS 3.17.5
EPSS0.00426
SSVC
4