Server-Side Request Forgery Vulnerability in frdel/agent0ai agent-zero 0.9.7
CVE-2026-4308

5.3MEDIUM

Key Information:

Vendor

Frdel

Status
Agent-zero
Vendor
CVE Published:
17 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-4308?

A vulnerability has been discovered in frdel/agent0ai agent-zero version 0.9.7, specifically affecting the handle_pdf_document function located in python/helpers/document_query.py. This flaw enables remote attackers to execute server-side request forgery (SSRF) attacks, allowing them to send unauthorized requests from the server. The potential for exploitation is significant, as methods to exploit this vulnerability have been made public. Despite attempts to notify the vendor, there has been no response regarding this critical issue.

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Affected Version(s)

agent-zero 0.9.7

agent-zero 0.9.7

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-2026-4308 - Proof of Concept

References

https://vuldb.com/?id.351338
vdb-entrytechnical-description
https://vuldb.com/?ctiid.351338
signaturepermissions-required
https://vuldb.com/?submit.773950
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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