Vulnerability in Bleachbit

CVE-2025-32780

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (14.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-32780: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-32780?
CVE-2025-32780 is a high-severity vulnerability in Bleachbit, classified under Uncontrolled Search Path Element. CVSS score: 7.3/10. Published 2025-04-15.
How severe is CVE-2025-32780?
High severity. CVSS v3 base score is 7.3 out of 10.