CVE-2026-26357.3HighCWE-1393

CVE-2026-2635: MLflow Use of Default Password Authentication Bypass Vulnerability

MLflow

Vendor fix available · Affected: MLflow · Exploitation: possible (1 to 10%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

1.1%probability of exploitation in the next 30 days

65th percentile

050100

Higher than 65% of scored CVEs

7.3HighCVSS 3.1

LowMediumHighCrit.

DescriptionCVE.org

MLflow Use of Default Password Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of MLflow. Authentication is not required to exploit this vulnerability. The specific flaw exists within the basic_auth.ini file. The file contains hard-coded default credentials. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of the administrator. Was ZDI-CAN-28256.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

MLflow · MLflow3.4.0

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Exploitation: Possible (1 to 10%). EPSS between 1% and 10%.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: Use of Default Password · Authentication
Vendor: MLflow
Published: February 2026
Band: Possible (1 to 10%), February 2026

CoverageNo articles yet

No CyberSIXT article names CVE-2026-2635 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.