CVE-2025-63389

CRITICAL EPSS 45.8%
Published Dec 18, 20256mo ago · Modified Jun 17, 20261w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Dec 18, 2025 6mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
45.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-306 Missing Authentication for Critical Function Authentication

Affected Products 1

VendorProductVersionRange
ollamaollama* ≤0.12.3

References 3

  • gist.github.com https://gist.github.com/Cristliu/48dae561696374744d9fced07a544ecd
    Third Party Advisory
  • gist.github.com https://gist.github.com/Cristliu/b6f4d070fb27932f581be1aadc0923e7
  • github.com https://github.com/ollama/ollama/issues
    Issue Tracking

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.