CVE-2023-43472
HighInformation exposure in MLflow
Published Dec 5, 2023 · Updated Sep 8, 2026 · Also known as BIT-mlflow-2023-43472, GHSA-wqxf-447m-6f5f, PYSEC-2026-1661
Key Facts
Patch in the next maintenance window- CVE-2023-43472 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Mlflow (Lfprojects).
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 37% probability of exploitation in the next 30 days.
- Fixed versions are available, including Mlflow <=2.8.1, Mlflow 2.8.2, Mlflow 2.9.0.
- Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (30-day exploit likelihood)
37%
Higher than 98.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
Get the full CVE-2023-43472 brief as a PDF
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Description
An issue in MLFlow versions 2.8.1 and before allows a remote attacker to obtain sensitive information via a crafted request to REST API.
Affected Products
3 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| MlflowLfprojects | See advisory | 2.8.1 |
Patched Releases
Mlflow
<=2.8.1, 2.8.2, 2.9.0
Timeline
Publicly disclosed
Dec 5, 2023
Last updated
Sep 8, 2026
Weakness Type
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
References
- advisoryGHSA advisory
- advisoryhttps://github.com/CVEProject/cvelistV5/tree/main/cves/2023/43xxx/CVE-2023-43472.json
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2023-43472
- articlehttps://mlflow.org/news/2023/12/06/2.9.0-release/index.html
- articlehttps://www.contrastsecurity.com/security-influencers/discovering-mlflow-framework-zero-day-vulnerability-machine-language-model-security-contrast-security
FAQ
Common Questions.
An issue in MLFlow versions 2.8.1 and before allows a remote attacker to obtain sensitive information via a crafted request to REST API.
Affected: Mlflow (Lfprojects). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including Mlflow <=2.8.1, Mlflow 2.8.2, Mlflow 2.9.0.
Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.
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