CVE-2026-41963 Denial of service in HarmonyOS
A stack overflow in the HarmonyOS media platform allows attackers to cause a denial of service, affecting system availability.
- 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-2026-41963?
CVE-2026-41963 is a low-severity denial of service vulnerability in Huawei HarmonyOS, published on 15 May 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
Stack overflow vulnerability in the media platform. Impact: Successful exploitation of this vulnerability may affect availability.
Weakness: CWE-121
Which versions are affected by CVE-2026-41963?
How do I fix CVE-2026-41963?
No fix has been published for CVE-2026-41963 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-41963 being exploited?
There is no known exploitation of CVE-2026-41963 in the wild and no public exploit code.
Sources
Also known as GHSA-mrjv-j4g7-xx5r.