SQL Injection Vulnerability in vanna-ai's Vanna Product
CVE-2026-4230

5.3MEDIUM

Key Information:

Vendor

Vanna-ai

Status
Vanna
Vendor
CVE Published:
16 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4230?

A SQL injection vulnerability exists in vanna-ai's Vanna product, specifically in the update_sql function located within the src/vanna/legacy/flask/init.py file of its Endpoint component. This vulnerability allows attackers to manipulate SQL queries, potentially leading to unauthorized access to the database. The issue can be exploited remotely, putting systems at risk, especially since the vendor has not responded to initial disclosure efforts. Immediate action is advised to mitigate this risk.

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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.

CVE-2026-4230 - Proof of Concept

References

https://vuldb.com/?id.351153
vdb-entrytechnical-description
https://vuldb.com/?ctiid.351153
signaturepermissions-required
https://vuldb.com/?submit.771215
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Eric-y (VulDB User)
VulDB
JSON
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