CVE-2025-10279
mlflow Creates of Temporary File in Directory with Insecure Permissions
7.0
HIGH
CVSS 3.1
EPSS 0.01%
Description
In mlflow version 2.20.3, the temporary directory used for creating Python virtual environments is assigned insecure world-writable permissions (0o777). This vulnerability allows an attacker with write access to the `/tmp` directory to exploit a race condition and overwrite `.py` files in the virtual environment, leading to arbitrary code execution. The issue is resolved in version 3.4.0.
How to fix CVE-2025-10279
To remediate CVE-2025-10279, upgrade the affected package to a fixed version below.
- —upgrade to 3.4.0 or later
- —upgrade to 3.4.0rc0 or later
Is CVE-2025-10279 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.4.0
- from 0, < 3.4.0rc0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.0 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |