Widely-used MLflow platform; path traversal allows file overwrite and sandbox escape, risking multi-tenant environments.
CVE-2025-15036
Path traversal in MLflow tar extraction allows file overwrite and privilege escalation.
Is CVE-2025-15036 being exploited?
Not confirmed. CVE-2025-15036 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.58% probability of exploitation in the next 30 days.
How severe is CVE-2025-15036?
CVE-2025-15036 is rated Critical with a CVSS score of 9.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2025-15036?
Yes. A fix has been recorded for CVE-2025-15036. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-15036 affect?
CVE-2025-15036 affects MLflow Python package < 3.7.0. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-15036?
Upgrade to MLflow 3.7.0+
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Overwrites arbitrary files or escapes sandbox in multi-tenant clusters via malicious tar, enabling privilege escalation.
Immediate action required
- affected< 3.9.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.