CVE-2026-34850 Race condition in HarmonyOS

What is CVE-2026-34850?

CVE-2026-34850 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, with no action from the victim.

Official description

Race condition vulnerability in the notification service. Impact: Successful exploitation of this vulnerability may affect availability.

Weakness: CWE-362

Which versions are affected by CVE-2026-34850?

It affects 1 product.

Products include Huawei Harmonyos.

How do I fix CVE-2026-34850?

No fix has been published for CVE-2026-34850 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-34850 being exploited?

There is no known exploitation of CVE-2026-34850 in the wild and no public exploit code.

Other vulnerabilities in Huawei Harmonyos

• CVE-2026-34865 Memory corruption in HarmonyOS Critical 10.0
• CVE-2023-34157 Other in HarmonyOS Critical 10.0
• CVE-2023-41294 Denial of service in HarmonyOS Critical 9.8
• CVE-2022-48478 Denial of service in HarmonyOS Critical 9.8
• CVE-2022-48479 Memory corruption in HarmonyOS Critical 9.8

All Huawei Harmonyos vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-wr2h-3c4w-c34q.