CVE-2025-63389

CRITICAL9.8

A critical authentication bypass vulnerability exists in Ollama platform's API endpoints in versions prior to and including v0

Published Dec 18, 2025

Modified 1 months ago

Details

A critical authentication bypass vulnerability exists in Ollama platform's API endpoints in versions prior to and including v0.12.3. The platform exposes multiple API endpoints without requiring authentication, enabling remote attackers to perform unauthorized model management operations.

References

WEBhttps://gist.github.com/Cristliu/48dae561696374744d9fced07a544ecd WEBhttps://github.com/ollama/ollama/issues ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2025-63389

CVSS Analysis

CVSS v3.1

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

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

Ecosystems

Timeline

PublishedDec 18, 2025

ModifiedDec 19, 2025