CVE-2026-19741: zephyr 1.14.0 to before 4.5.0

CVE-2026-19741. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA).

Affected technology

zephyr · 1.14.0 to before 4.5.0
zephyrproject

Component: Not specified by the source
File: modules/openthread/Kconfig.thread, modules/openthread/openthread.c, subsys/net/l2/openthread/Kconfig, subsys/net/l2/openthread/Kconfig.thread, subsys/net/l2/openthread/openthread.c

Attack conditions (Vendor/CNA, CVSS 3.1): Adjacent network · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 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 24-Oct-2026 01:44 UTC

CWE: CWE-1392
CCR priority: 30.0 /100 (P4)
CVSS 3.1: 7.5 /10 · CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-19741.html