CVE-2026-49310 Missing authorization in HarmonyOS
Attackers can bypass permission controls in the event notification module to access confidential service data on HarmonyOS devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-49310?
CVE-2026-49310 is a high-severity missing authorization vulnerability in Huawei HarmonyOS, published on 9 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Permission control vulnerability in the event notification module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.
Weakness: CWE-264
Which versions are affected by CVE-2026-49310?
How do I fix CVE-2026-49310?
No fix has been published for CVE-2026-49310 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-2026-49310 being exploited?
There is no known exploitation of CVE-2026-49310 in the wild and no public exploit code.
Sources
Also known as GHSA-qrx4-2rjp-2c5x.