Remote Authentication Bypass in vanna-ai Chat API by vanna
CVE-2026-5320
Key Information:
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What is CVE-2026-5320?
A vulnerability has been identified in the vanna-ai product, specifically within the Chat API Endpoint of version 2.0.2. The issue arises from a lack of required authentication, allowing remote attackers to manipulate the API without proper verification. This exposes the system to unauthorized access and potential data breaches. Despite early notification to the vendor regarding this security flaw, no response has been received. The public exploit of this vulnerability poses a significant risk to users of the affected product.
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Affected Version(s)
vanna 2.0.0
vanna 2.0.1
vanna 2.0.2
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
References
CVSS V4
Timeline
- 🟡
Public PoC available
- 👾
Exploit known to exist
Vulnerability published
Vulnerability Reserved