CVE-2025-10279
HIGHDescription
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
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
Low risk: more likely to be exploited than 12% of all known CVEs.
References
Related Vulnerabilities
Other CWE-379 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2020-11979 | High | 7.5 | 8.2% | - | Fix |
| CVE-2020-27216 | High | 7.0 | 4.4% | - | Fix |
| CVE-2023-26396 | High | 7.8 | 4.0% | - | - |
| CVE-2024-36821 | Medium | 6.8 | 2.9% | - | - |
| CVE-2021-21290 | Medium | 6.2 | 1.8% | - | Fix |
| CVE-2021-21100 | High | 7.8 | 1.7% | - | - |
Common questions
How do I fix CVE-2025-10279?
Upgrade mlflow to 3.4.0 or later.
Is CVE-2025-10279 being actively exploited?
Not that we know of. CVE-2025-10279 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.21% is the estimated probability that it will be exploited in the next 30 days. That is higher than 12% of all scored CVEs.
How severe is CVE-2025-10279?
CVE-2025-10279 has a CVSS v3 base score of 7.0, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2025-10279 affect?
Published advisories record a fix for mlflow (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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Markdown
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-14.