CVE-2024-27134
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
- Record
CVE-2024-27134- CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-367, CWE-276
- Updated
- 2026-11-02
EUVDEUVD-2024-0115
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
- Record
EUVD-2024-0115- CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qpgc-w4mg-6v92
MLflow's excessive directory permissions allow local privilege escalation
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
- Record
GHSA-qpgc-w4mg-6v92- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-276
- Updated
- 2026-11-02
NVD
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
- Record
CVE-2024-27134- CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-276, CWE-367
- Updated
- 2026-11-02
OSV
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
- Record
CVE-2024-27134- CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-276, CWE-367
- Updated
- 2026-11-02
OSVGHSA-qpgc-w4mg-6v92
MLflow's excessive directory permissions allow local privilege escalation
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
- Record
GHSA-qpgc-w4mg-6v92- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-276
- Updated
- 2026-11-02
OSVPYSEC-2024-224
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
- Record
PYSEC-2024-224- CVSS 3.1
- 7.0 High
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVBIT-mlflow-2024-27134 No score
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf
Excessive directory permissions in MLflow leads to local privilege escalation when using spark_udf. This behavior can be exploited by a local attacker to gain elevated permissions by using a ToCToU attack. The issue is only relevant when the spark_udf() MLflow API is called.
- Record
BIT-mlflow-2024-27134- Updated
- 2026-11-02
OSVCLSA-2026-1775781174 No score
TuxCare security update for mlflow (14 CVEs)
TuxCare rebuilt mlflow to address 14 CVEs. Fixed in 2.9.1.post2+tuxcare.
- Record
CLSA-2026-1775781174- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mlflowPyPI |
before 2.16.0 | 2.16.0 |
mlflowBitnami |
before 2.16.0 | 2.16.0 |
mlflowTuxCare:PyPI From an advisory covering 14 CVEs |
2.9.1 up to 2.9.1.post2+tuxcare, plus listed versions 2.9.1.post1+tuxcare |
2.9.1.post2+tuxcare |
mlflowPyPI |
before 2.16.0, plus listed versions 0.0.10.1.00.2.00.2.10.3.0 Show 45 moreShow less0.4.00.4.10.4.20.5.00.5.10.5.20.6.00.7.00.8.00.8.10.8.20.9.00.9.0.10.9.11.0.01.1.01.1.1.dev01.10.01.11.01.12.01.12.11.131.13.11.14.01.14.11.15.01.16.01.17.01.18.01.19.01.2.01.20.01.20.11.20.21.21.01.22.01.23.01.23.11.24.01.25.01.25.11.26.01.26.11.27.01.28.0 |
2.16.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-27134 is a high vulnerability (CVSS 7.0) in Lfprojects Mlflow, published November 25, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. Fixed in mlflow 2.16.0.
References
github.com/mlflow/mlflow/pull/10874
nvd.nist.gov/vuln/detail/CVE-2024-27134
pypi.python.org
Left out here: 59 versions. The JSON record has them.