Vulnerability Database - OSV

USN-8024-1

Ubuntu:22.04:LTS/libwebsockets
Ubuntu:Pro:20.04:LTS/libwebsockets
Ubuntu:Pro:24.04:LTS/libwebsockets

libwebsockets vulnerabilities 11 Feb

Fix available

DLA-4373-1

Debian:11/libwebsockets

libwebsockets - security update 17 Nov 2025

Fix available

OESA-2025-2611

openEuler:20.03-LTS-SP4/libwebsockets
openEuler:22.03-LTS-SP3/libwebsockets
openEuler:22.03-LTS-SP4/libwebsockets
openEuler:24.03-LTS-SP1/libwebsockets
openEuler:24.03-LTS-SP2/libwebsockets
... 1 more

libwebsockets security update 31 Oct 2025

Fix available
Severity - 7.6 (High)

BELL-CVE-2025-11677

Alpaquita:23/libwebsockets
Alpaquita:25/libwebsockets
Alpaquita:stream/libwebsockets

See record for full details 23 Oct 2025

Fix available

DEBIAN-CVE-2025-11677

Debian:12/libwebsockets
Debian:13/libwebsockets
Debian:14/libwebsockets

Use After Free in WebSocket server implementation in lws_handshake_server in... 20 Oct 2025

Fix available
Severity - 6.3 (Medium)

UBUNTU-CVE-2025-11677

Ubuntu:22.04:LTS/libwebsockets
Ubuntu:25.10/libwebsockets
Ubuntu:Pro:20.04:LTS/libwebsockets
Ubuntu:Pro:24.04:LTS/libwebsockets

See record for full details 20 Oct 2025

Fix available
Severity - 6.3 (Medium)