CVE-2025-51471 — MEDIUM (6.9)

Vulnerability Description

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.

CVSS Score

6.9

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

HIGH

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Ollama	Ollama	0.6.7

Related Weaknesses (CWE)

CWE-384 CWE-345

References

https://github.com/ollama/ollamaProduct
https://github.com/ollama/ollama/pull/10750ExploitIssue Tracking
https://huntr.com/bounties/94eea285-fd65-4e01-a035-f533575ebdc2
https://www.gecko.security/blog/cve-2025-51471ExploitThird Party Advisory

FAQ

What is CVE-2025-51471?

CVE-2025-51471 is a vulnerability with a CVSS score of 6.9 (MEDIUM). 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-...

How severe is CVE-2025-51471?

CVE-2025-51471 has been rated MEDIUM with a CVSS base score of 6.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-51471?

Check the references section above for vendor advisories and patch information. Affected products include: Ollama Ollama.