CVE-2024-37056
MLFlow unsafe deserialization
Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- 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
Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.
- Record
CVE-2024-37056- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
EUVDEUVD-2024-1966
Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.
- Record
EUVD-2024-1966- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7p8j-qv6x-f4g4
MLFlow unsafe deserialization
Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.
- Record
GHSA-7p8j-qv6x-f4g4- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
NVD
Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.
- Record
CVE-2024-37056- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSVGHSA-7p8j-qv6x-f4g4
MLFlow unsafe deserialization
Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.
- Record
GHSA-7p8j-qv6x-f4g4- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSVPYSEC-2026-1644
MLFlow unsafe deserialization
Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.
- Record
PYSEC-2026-1644- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVBIT-mlflow-2024-37056 No score
Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.
- Record
BIT-mlflow-2024-37056- 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 |
1.23.0 to 2.14.1 | None known |
mlflowBitnami |
1.23.0 up to 2.14.2 | 2.14.2 |
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 |
1.23.0 to 2.14.1, plus listed versions 1.23.11.24.01.25.01.25.11.26.0 Show 45 moreShow less1.26.11.27.01.28.01.29.01.30.01.30.12.0.02.0.0rc02.0.12.1.02.1.12.10.02.10.12.10.22.11.02.11.12.11.22.11.32.11.42.12.02.12.12.12.22.13.02.13.12.13.22.14.02.14.0rc02.2.02.2.12.2.22.3.02.3.12.3.22.4.02.4.12.4.22.5.02.6.02.7.02.7.12.8.02.8.12.9.02.9.12.9.2 |
None known |
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-2024-37056 is a high vulnerability (CVSS 8.8) in Lfprojects Mlflow, published June 4, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 50th percentile. Fixed in mlflow 2.14.2.