CVE-2025-32780 BleachBit for Windows Has DLL Untrusted Path Vulnerability
Attackers can execute arbitrary code by placing a malicious DLL in a user-writable directory, affecting BleachBit for Windows users.
- 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-2025-32780?
CVE-2025-32780 is a high-severity vulnerability in bleachbit, published on 15 Apr 2025. 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
BleachBit cleans files to free disk space and to maintain privacy. BleachBit for Windows up to version 4.6.2 is vulnerable to a DLL Hijacking vulnerability. By placing a malicious DLL with the name uuid.dll in the folder C:\Users\<username>\AppData\Local\Microsoft\WindowsApps\, an attacker can execute arbitrary code every time BleachBit is run. This issue has been patched in version 4.9.0.
Weakness: CWE-427
Which versions are affected by CVE-2025-32780?
How do I fix CVE-2025-32780?
No fix has been published for CVE-2025-32780 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-32780 being exploited?
There is no known exploitation of CVE-2025-32780 in the wild and no public exploit code.
Sources
Also known as GHSA-ghph-v4x4-vr3c.