What’s Vulnerable › Vulnerabilities

CVE-2025-32780: BleachBit for Windows Has DLL Untrusted Path Vulnerability

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-15 · updated 2026-06-17
• Weakness: CWE-427

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.

Affected products

• bleachbit: before 4.9.0

References

• https://github.com/bleachbit/bleachbit/commit/dafeba57dcb14c7ec4a97224ff1408f6b0c2a7f8
• https://github.com/bleachbit/bleachbit/security/advisories/GHSA-ghph-v4x4-vr3c

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