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CVE-2025-11677

🗓️ 20 Oct 2025 13:41:10Reported by Debian Security Bug TrackerType 
debiancve
 debiancve
🔗 security-tracker.debian.org👁 5 Views

CVE-2025-11677: Use-after-free in lws_handshake_server may allow DoS via HTTP confirm upgrade callback.

Related
Packages
OSOS VersionArchitecturePackagePackage VersionFilename
Debian11anylibwebsockets4.0.20-2+deb11u1libwebsockets_4.0.20-2+deb11u1_any.deb
Debian13anylibwebsockets4.3.5-1+deb13u1libwebsockets_4.3.5-1+deb13u1_any.deb
Debian14anylibwebsockets4.3.5-3libwebsockets_4.3.5-3_any.deb
Debian999anylibwebsockets4.3.5-3libwebsockets_4.3.5-3_any.deb
Debian12anylibwebsockets4.1.6-3libwebsockets_4.1.6-3_any.deb

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20 Oct 2025 13:41Current
5.2Medium risk
Vulners AI Score5.2
CVSS 46.3
EPSS0.00366
SSVC
5