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CVE-2026-5321

MEDIUM

4.3

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.

CVE Details

CVSS v3.1 Score4.3

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published4/2/2026

Last Modified4/3/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-346CWE-942

References

https://github.com/August829/CVEP/issues/14(cna@vuldb.com)

https://vuldb.com/submit/780729(cna@vuldb.com)

https://vuldb.com/vuln/354653(cna@vuldb.com)

https://vuldb.com/vuln/354653/cti(cna@vuldb.com)

IOC Correlations

No correlations recorded

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