CVE-2026-34851 Race condition in HarmonyOS
A race condition in the event notification module allows attackers to disrupt system availability on HarmonyOS devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-34851?
CVE-2026-34851 is a low-severity vulnerability in Huawei Harmonyos, published on 13 Apr 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Race condition vulnerability in the event notification module. Impact: Successful exploitation of this vulnerability may affect availability.
Weakness: CWE-362
Which versions are affected by CVE-2026-34851?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2026-34851?
No fix has been published for CVE-2026-34851 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-34851 being exploited?
There is no known exploitation of CVE-2026-34851 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-vqpf-qmqx-q6w8.