CVE-2023-6940 json
Command Injection
published 2023-12-19 2 y ago modified 2026-09-10 59 d ago also BIT-mlflow-2023-6940 , EUVD-2023-3227 , GHSA-hvc6-42vf-jhf8 , PYSEC-2026-1652
- cvss
- 9.0
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
with only one user interaction(download a malicious config), attackers can gain full command execution on the victim system.
Patch / fix
- pypi mlflow 2.9.2
- bitnami mlflow 2.9.2
- mlflow mlflow/mlflow 2.9.2
- github.com/mlflow/mlflow@5139b10 commit
- github.com/mlflow/mlflow@a98a341 commit
- github.com/mlflow/mlflow#10676 pull request
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 18 mo ago
Exploit prediction
1.22% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 9.0 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H |
| GitHub | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| OSV | 3.0 | 9.0 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H |
| OSV | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | mlflow | <2.9.2 |
2.9.2 |
| bitnami | mlflow | <2.9.2 |
2.9.2 |
Affected products
- mlflow mlflow/mlflow
Classification
- Weakness
-
- CWE-77 Improper Neutralization of Special Elements used in a Command
References
-
github.com
/mlflow/mlflow/commit/5139b1087d686fa52e2b087e09da66aff86297b1
web, patch
-
github.com
/mlflow/mlflow/pull/10676
web
-
github.com
/mlflow/mlflow/commit/a98a341a7222f894b7735db575ad9311ecaba4e3
web
-
huntr.com
/bounties/c6f59480-ce47-4f78-a3dc-4bd8ca15029c
web, third-party-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2023-6940
advisory, web
-
github.com
/mlflow/mlflow
package
-
github.com
/mlflow/mlflow/commits/v2.9.2
web
-
pypi.org
/project/mlflow
package
-
github.com
/advisories/GHSA-hvc6-42vf-jhf8
advisory
Sources
- CVE List CVE-2023-6940
- GitHub Advisory GHSA-hvc6-42vf-jhf8
- NVD CVE-2023-6940
- OSV BIT-mlflow-2023-6940
- OSV PYSEC-2026-1652
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.