BleachBit for Windows Has DLL Untrusted Path Vulnerability
Priority LOW 34CWE-427Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-427.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00243 15th percentileScored 2026-11-07
Fix Fixed bleachbit (bleachbit): 4.9.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA bleachbit (bleachbit) Fixed in 4.9.0
Timeline
- 2026-10-02 Threatist record created from CVE-2025-32780
References
More bleachbit vulnerabilities
- TI-2026-40108 BleachBit: Exploit File Delete to Escalate Privilege CVSS 3.1HIGH 7.8
- TI-2023-25453 DLL Search Order Hijacking vulnerability in BleachBit for Windows CVSS 3.1HIGH 7.3
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences