Ollama Platform has missing authentication enabling attackers to perform model management operations
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.
02 / AFFECTED SOFTWARE
Affected packages
313 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
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.
Ollama has missing authentication enabling attackers to perform model management operations in github.com/ollama/ollama
05 / REFERENCES
Further evidence
- https://gist.github.com/Cristliu/48dae561696374744d9fced07a544ecd
- https://github.com/ollama/ollama
- https://github.com/ollama/ollama/issues
- https://nvd.nist.gov/vuln/detail/CVE-2025-63389
- https://gist.github.com/Cristliu/b6f4d070fb27932f581be1aadc0923e7
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/63xxx/CVE-2025-63389.json
- https://github.com/advisories/GHSA-f6mr-38g8-39rg