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Vulnerability record · CVE-2026-96804 · published 23 September 2026

CVE-2026-96804: Deserialization of untrusted data vulnerability

MLflow's statsmodel flavor, versions 2.1.0 to 3.14.0, omits the MLFLOW_ALLOW_PICKLE_DESERIALIZATION=False security control entirely in _load_model(), which allows a remote attacker to execute arbitrary code via a crafted MLmodel artifact.

8.8 CVSS 3.1 High EPSS 0.42% · top 65.9% CWE-502 · Deserialization of untrusted data Deferred
8.8CVSS 3.1 base score
0.42%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
24 Sep 2026Last modified by NVD

Description

MLflow's statsmodel flavor, versions 2.1.0 to 3.14.0, omits the MLFLOW_ALLOW_PICKLE_DESERIALIZATION=False security control entirely in _load_model(), which allows a remote attacker to execute arbitrary code via a crafted MLmodel artifact.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://kb.cert.org/vuls/id/369093

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Source: NIST National Vulnerability Database (record CVE-2026-96804), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.