CVE-2025-4532 Shanghai Bairui Information Technology SunloginClient sunlogin_guard.exe uncontrolled search path
Local attackers can exploit an uncontrolled search path in SunloginClient to execute arbitrary code or escalate privileges.
- 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-2025-4532?
CVE-2025-4532 is a high-severity vulnerability in Shanghai Bairui Information Technology SunloginClient, published on 11 May 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability classified as critical has been found in Shanghai Bairui Information Technology SunloginClient 15.8.3.19819. This affects an unknown part in the library process.dll of the file sunlogin_guard.exe. The manipulation leads to uncontrolled search path. Local access is required to approach this attack. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2025-4532?
How do I fix CVE-2025-4532?
No fix has been published for CVE-2025-4532 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-4532 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-4532 exists.
Sources
Also known as GHSA-c85h-xcxx-g9mh.