CVE-2026-24916 Auth bypass in HarmonyOS

Medium 5.9 Published Updated

Attackers can bypass identity authentication in the window module to access confidential service data on HarmonyOS devices.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-24916?

CVE-2026-24916 is a medium-severity authentication bypass vulnerability in Huawei Harmonyos, published on 6 Feb 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

Identity authentication bypass vulnerability in the window module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

Weakness: CWE-200

Which versions are affected by CVE-2026-24916?

It affects 1 product.

Products include Huawei Harmonyos.

How do I fix CVE-2026-24916?

No fix has been published for CVE-2026-24916 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-24916 being exploited?

There is no known exploitation of CVE-2026-24916 in the wild and no public exploit code.

All Huawei Harmonyos vulnerabilities

Sources

Also known as GHSA-vqwr-257w-5395.

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