CVE-2026-4416 GIGABYTE｜Performance Library - Insecure Deserialization
Authenticated local attackers can exploit insecure deserialization in Gigabyte Control Center to escalate privileges via the EasyTune Engine 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-2026-4416?
CVE-2026-4416 is a high-severity unsafe deserialization vulnerability in GIGABYTE Performance Library, published on 30 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Performance Library component of Gigabyte Control Center has an Insecure Deserialization vulnerability. Authenticated local attackers can send a malicious serialized payload to the EasyTune Engine service, resulting in privilege escalation.
Weakness: CWE-502
Which versions are affected by CVE-2026-4416?
It affects 1 product.
Products include Gigabyte Performance Library.
How do I fix CVE-2026-4416?
No fix has been published for CVE-2026-4416 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2026-4416 being exploited?
There is no known exploitation of CVE-2026-4416 in the wild and no public exploit code.
Sources
Also known as GHSA-x497-46w3-2gh7.