CVE-2025-27577: Openatom Openharmony

High severity, CVSS 7.0. EPSS: 0.1% chance of exploitation in the next 30 days.

in OpenHarmony v5.0.3 and prior versions allow a local attacker arbitrary code execution in tcb through race condition.

Affected products

• Openatom Openharmony: up to and including 5.0.3

Published 2025-08-11. Last modified 2026-06-17.