CVE-2025-10549 DLL Hijacking in EfficientLab Controlio Leads to Local Privilege Escalation
A local attacker can exploit weak folder permissions to hijack a DLL and execute arbitrary code with SYSTEM privileges in EfficientLab Controlio.
- 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-2025-10549?
CVE-2025-10549 is a medium-severity vulnerability in EfficientLab, LLC Controlio, published on 23 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
EfficientLab Controlio before v1.3.95 contains a DLL hijacking vulnerability caused by weak folder permissions in the installation directory. A local attacker can place a specially crafted DLL in this directory and achieve arbitrary code execution with highest privileges, because the affected service runs as NT AUTHORITY\SYSTEM.
Weakness: CWE-427
Which versions are affected by CVE-2025-10549?
How do I fix CVE-2025-10549?
No fix has been published for CVE-2025-10549 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-10549 being exploited?
There is no known exploitation of CVE-2025-10549 in the wild and no public exploit code.
Sources
Also known as GHSA-hhv5-qpmh-pc66.