CVE-2026-28733 filemanagement_storage_service has an use after free vulnerability
A local attacker can achieve arbitrary code execution via a use-after-free vulnerability in the file management storage service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-28733?
CVE-2026-28733 is a medium-severity use after free vulnerability in OpenHarmony, published on 19 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
in OpenHarmony v6.0 and prior versions allow a local attacker arbitrary code execution.
Weakness: CWE-416
Which versions are affected by CVE-2026-28733?
How do I fix CVE-2026-28733?
No fix has been published for CVE-2026-28733 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2026-28733 being exploited?
There is no known exploitation of CVE-2026-28733 in the wild and no public exploit code.
Sources
Also known as GHSA-g7x6-q2cp-cfqw.