P5Verified

CVE-2025-11677: libwebsockets 3 through 4.4.1, 4.3.6

CVE-2025-11677. EPSS 0.00405 (percentile 0.3261), scored 2026-10-08.

Affected technology

libwebsockets · 3 through 4.4.1,4.3.6
warmcat

Component: lws_handshake_server
Function: that

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

The source reports that an attacker could disrupt service. Vendor/CNA’s CVSS 4.0 assessment (base score 6.3/10) rates confidentiality and integrity impact as none; availability impact as low.

Published 2026-10-09 03:15:35.715500+00:00

CWE: CWE-416
CCR priority: 0.1 /100 (P5)
EPSS: 0.00405 · percentile 0.3261 · 2026-10-08
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-11677.html