ZDI-26-841: MLflow Tracking Server Missing Authorization Privilege Escalation Vulnerability
Source Zero Day Initiative
Not known to be exploited.
Data as of 29 Oct 2026, 19:17 UTC
Rated Medium by Zero Day Initiative · CVSS not yet scored by NVD
Exploitation evidence
Disclosed: evidence found.
Public on cve.org; its publication date is not in this record
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
AI-suggested
Since the vulnerability requires authentication, restricting access to trusted users and monitoring authentication logs may reduce risk. Check vendor advisories for updates or official fixes.
Description
A privilege escalation vulnerability exists in MLflow Tracking Server that allows remote authenticated attackers to escalate their privileges. Exploitation requires authentication. The vulnerability has a medium severity rating with a CVSS score of 6.3 assigned by the Zero Day Initiative.