Vulnerability Description
A flaw has been found in vanna-ai vanna up to 2.0.2. Affected by this issue is some unknown functionality of the component FastAPI/Flask Server. Executing a manipulation can lead to permissive cross-domain policy with untrusted domains. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/August829/CVEP/issues/14
- https://vuldb.com/submit/780729
- https://vuldb.com/vuln/354653
- https://vuldb.com/vuln/354653/cti
FAQ
What is CVE-2026-5321?
CVE-2026-5321 is a vulnerability with a CVSS score of 4.3 (MEDIUM). A flaw has been found in vanna-ai vanna up to 2.0.2. Affected by this issue is some unknown functionality of the component FastAPI/Flask Server. Executing a manipulation can lead to permissive cross-d...
How severe is CVE-2026-5321?
CVE-2026-5321 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-5321?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.