CVE-2026-78119: zephyr 3.6.0 to before 4.5.0

CVE-2026-78119. CVSS 3.1 base score 6.3 (MEDIUM, Vendor/CNA).

Affected technology

zephyr · 3.6.0 to before 4.5.0
zephyrproject

Component: Not specified by the source
Function: espi_taf_npcx_flash_write, espi_taf_npcx_rpmc_op1, espi_taf_parse, taf_npcx_completion_handler
File: drivers/espi/espi_npcx.c, drivers/espi/espi_taf_npcx.c, soc/arm/nuvoton_npcx/common/soc_espi_taf.h, soc/nuvoton/npcx/common/soc_espi_taf.h

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

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 6.3/10) rates confidentiality impact as low; integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 22-Oct-2026 01:10 UTC

CWE: CWE-787
CCR priority: 25.2 /100 (P4)
CVSS 3.1: 6.3 /10 · CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-22 01:08:24.561609+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-78119.html