CVE-2023-4260: Zephyrproject Zephyr

Critical severity, CVSS 10.0. EPSS: 0.9% chance of exploitation in the next 30 days.

Potential off-by-one buffer overflow vulnerability in the Zephyr fuse file system.

Affected products

• Zephyrproject Zephyr: up to and including 3.4.0

Published 2023-09-27. Last modified 2026-06-17.