CVE-2026-28541 Missing authorization in HarmonyOS
Attackers can exploit permission control flaws in the cellular data module to disrupt service availability on Huawei HarmonyOS devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-28541?
CVE-2026-28541 is a medium-severity missing authorization vulnerability in Huawei Harmonyos, published on 5 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Permission control vulnerability in the cellular_data module. Impact: Successful exploitation of this vulnerability may affect availability.
Weakness: CWE-264
Which versions are affected by CVE-2026-28541?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2026-28541?
No fix has been published for CVE-2026-28541 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-28541 being exploited?
There is no known exploitation of CVE-2026-28541 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-7j6v-w24c-vqx4.