CVE-2026-20518 Information disclosure in MediaTek chipset
A missing bounds check in geniezone allows local attackers with System privileges to disclose sensitive information.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-20518?
CVE-2026-20518 is a medium-severity vulnerability in MediaTek, Inc. MediaTek chipset, published on 7 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In geniezone, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS10867524 / ALPS10876355; Issue ID: MSV-6674.
Weakness: CWE-125
Which versions are affected by CVE-2026-20518?
How do I fix CVE-2026-20518?
No fix has been published for CVE-2026-20518 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-20518 being exploited?
There is no known exploitation of CVE-2026-20518 in the wild and no public exploit code.
Sources
Also known as GHSA-vh6w-xprq-6w4p.