P5Verified

CVE-2025-11678: libwebsocket 4.0 through 4.4.2, 4.0 through 4.3.6

CVE-2025-11678. EPSS 0.00285 (percentile 0.19296), scored 2026-10-08.

Affected technology

libwebsocket · 4.0 through 4.4.2, 4.0 through 4.3.6
warmcat

Component: lws_adns_parse_label

Attack conditions (Vendor/CNA, CVSS 4.0): Adjacent network · No privileges required · Passive user interaction

What an attacker can do

Vendor/CNA’s CVSS 4.0 assessment (base score 7.5/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-09 03:15:35.721224+00:00

CWE: CWE-121
CCR priority: 0.1 /100 (P5)
EPSS: 0.00285 · percentile 0.19296 · 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-2025-11678.html