CVE-2025-63389

Published Dec 18, 2025 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-f6mr-38g8-39rg Ollama Platform has missing authentication enabling attackers to perform model management operations
History
Type Values Removed Values Added
CPEs cpe:2.3:a:ollama:ollama:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Weaknesses CWE-306
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Ollama
Ollama ollama
Vendors & Products Ollama
Ollama ollama
Type Values Removed Values Added
Description 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
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jan 22, 2026, 5:51 PM
Reserved
Oct 27, 2025, 12:00 AM
Status
Modified
Published
Dec 18, 2025, 4:15 PM
Modified
Oct 13, 2026, 11:10 AM