CVE-2026-20799 Privilege escalation in Battery Life Diagnostic Tool software
An untrusted search path vulnerability in the Battery Life Diagnostic Tool allows local attackers to escalate privileges via a high-complexity attack.
- 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-2026-20799?
CVE-2026-20799 is a medium-severity vulnerability in Battery Life Diagnostic Tool software, published on 11 Aug 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
Untrusted search path for some Battery Life Diagnostic Tool software before version 2.9.0 within Ring 3: User Applications may allow an escalation of privilege. Unprivileged software adversary with an authenticated user combined with a high complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are not present with special internal knowledge and requires passive user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.
Weakness: CWE-426
Which versions are affected by CVE-2026-20799?
How do I fix CVE-2026-20799?
No fix has been published for CVE-2026-20799 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-20799 being exploited?
There is no known exploitation of CVE-2026-20799 in the wild and no public exploit code.
Sources
Also known as GHSA-g54g-3444-gcq8.