GHSA-x9hg-5q6g-q3jr

Ollama vulnerable to Cross-Domain Token Exposure

Source: GitHub Advisory Database (reviewed) Moderate CVE-2025-51471

Packages

Ecosystem	Package	Affected	Fixed in
Go	github.com/ollama/ollama	<= 0.9.6	no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

Cross-Domain Token Exposure in server.auth.getAuthorizationToken in Ollama 0.6.7 allows remote attackers to steal authentication tokens and bypass access controls via a malicious realm value in a WWW-Authenticate header returned by the /api/pull endpoint.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2025-51471 advisory
https://github.com/ollama/ollama/pull/10750 web
https://github.com/ollama/ollama package
https://github.com/pypa/advisory-database/tree/main/vulns/ollama/PYSEC-2025-147.yaml web
https://huntr.com/bounties/94eea285-fd65-4e01-a035-f533575ebdc2 web
https://www.gecko.security/blog/cve-2025-51471 web