CVE-2026-77234EPSS p5.7%

CVE-2026-77234CVE-2026-77234

amazon / freertos

Description

Improper input validation in FreeRTOS-Kernel before 11.3.1 might allow an unprivileged task on MPU-enabled ports to execute code in privileged kernel context. To remediate this issue, users should upgrade to version 11.3.1 or later.

Scoring

CVSS 8.8 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS0.17% probability of exploitation · percentile 5.7% · 2026-10-05T12:00:23Z
Last modified2026-08-27
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.