CVE-2025-63389

critical

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

https://github.com/nuclide-research/VisorGoose

https://github.com/advisories/GHSA-f6mr-38g8-39rg

https://github.com/ollama/ollama/issues

https://gist.github.com/Cristliu/b6f4d070fb27932f581be1aadc0923e7

https://gist.github.com/Cristliu/48dae561696374744d9fced07a544ecd

https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-204310

Details

Source: Mitre, NVD

Published: 2025-12-18

Updated: 2026-10-13

Named Vulnerability: GO-2025-4251Named Vulnerability: GHSA-f6mr-38g8-39rg

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

CVSS v4

Base Score: 9.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Severity: Critical

EPSS

EPSS: 0.00708