{"id":"EUVD-2025-204310","enisaUuid":"8274749f-7c94-3caf-8fe3-cdc428c2d9a7","description":"A critical authentication bypass vulnerability exists in Ollama platform\u0027s 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.","datePublished":"Dec 18, 2025, 12:00:00 AM","dateUpdated":"Jan 22, 2026, 5:51:26 PM","baseScore":9.8,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","references":"https://github.com/ollama/ollama/issues\nhttps://gist.github.com/Cristliu/48dae561696374744d9fced07a544ecd\nhttps://gist.github.com/Cristliu/b6f4d070fb27932f581be1aadc0923e7\n","aliases":"CVE-2025-63389\nGHSA-f6mr-38g8-39rg\n","assigner":"mitre","epss":0.71,"enisaIdProduct":[{"id":"5a367d09-d4f8-3a48-9217-7df9be244c91","product":{"name":"n/a","vendor":{"name":"n/a"}},"product_version":"n/a"}],"enisaIdVendor":[{"id":"aa59f833-4283-3c07-be4b-9c57cd620b8e","vendor":{"name":"n/a"}}],"enisaIdVulnerability":[{"id":"4c3a684f-ce2b-3759-9bc0-1a8079f5b4d9","vulnerability":{"id":"CVE-2025-63389","description":"A critical authentication bypass vulnerability exists in Ollama platform\u0027s 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.","datePublished":"Dec 18, 2025, 12:00:00 AM","dateUpdated":"Jan 22, 2026, 5:51:26 PM","status":"PUBLISHED","baseScore":9.8,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","references":"https://github.com/ollama/ollama/issues\nhttps://gist.github.com/Cristliu/48dae561696374744d9fced07a544ecd\nhttps://gist.github.com/Cristliu/b6f4d070fb27932f581be1aadc0923e7\n","enisa_id":"EUVD-2025-204310\n","assigner":"mitre","epss":0.71,"dataProcessed":"Nov 1, 2026, 1:38:36 AM","vulnerabilityProduct":[{"id":"71a8fcab-554a-3dc5-a664-99c074ca0e0a","product":{"name":"n/a","vendor":{"name":"n/a"}},"product_version":"n/a"}],"vulnerabilityVendor":[{"id":"16865d48-1405-3984-ac36-76a45b73d2bf","vendor":{"name":"n/a"}}]}},{"id":"9ea50a49-f81b-3b6b-bccb-e831aa337125","vulnerability":{"id":"GHSA-f6mr-38g8-39rg","description":"Ollama Platform has missing authentication enabling attackers to perform model management operations","datePublished":"Dec 18, 2025, 6:30:30 PM","dateUpdated":"Dec 18, 2025, 10:49:16 PM","baseScore":0.0,"references":"https://nvd.nist.gov/vuln/detail/CVE-2025-63389\nhttps://gist.github.com/Cristliu/48dae561696374744d9fced07a544ecd\nhttps://github.com/ollama/ollama\nhttps://github.com/ollama/ollama/issues\n","enisa_id":"EUVD-2025-204310\n","aliases":"CVE-2025-63389\nGHSA-f6mr-38g8-39rg\n","epss":0.0,"dataProcessed":"Nov 1, 2026, 1:56:58 AM","vulnerabilityProduct":[],"vulnerabilityVendor":[]}}],"enisaIdAdvisory":[]}