Server-Side Request Forgery Vulnerability in vanna-ai Endpoint
CVE-2026-4231

6.9MEDIUM

Key Information:

Vendor

Vanna-ai

Status
Vanna
Vendor
CVE Published:
16 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4231?

A server-side request forgery (SSRF) vulnerability exists in the vanna-ai product up to version 2.0.2, specifically within the update_sql/run_sql function located in the src/vanna/legacy/flask/init.py file of the Endpoint component. This flaw allows an attacker to manipulate requests, potentially leading to unauthorized access to internal services or systems by exploiting the server's request handling capabilities. As this vulnerability can be triggered remotely and has been publicly disclosed, it is crucial for users to apply mitigations promptly to safeguard their systems.

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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-2026-4231 - Proof of Concept

References

https://vuldb.com/?id.351154
vdb-entrytechnical-description
https://vuldb.com/?ctiid.351154
signaturepermissions-required
https://vuldb.com/?submit.771217
third-party-advisory

CVSS V4

Score:
6.9
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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