Cross-Site Scripting Vulnerability in Assafelovic GPT-Researcher WebSocket Interface
CVE-2026-5625

5.3MEDIUM

Key Information:

Vendor

Assafelovic

Status
Gpt-researcher
Vendor
CVE Published:
6 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5625?

A vulnerability has been detected in Assafelovic's GPT-Researcher up to version 3.4.3 that exposes the WebSocket Interface to potential cross-site scripting attacks. The flaw arises from improper handling of arguments in the file gpt_researcher/skills/researcher.py. By manipulating the argument 'task', an attacker can execute an XSS payload remotely, potentially compromising user data and system integrity. The vulnerability was communicated to the project team early via an issue report; however, no resolution has been reported yet.

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Deploy the Patch

Affected Version(s)

gpt-researcher 3.4.0

gpt-researcher 3.4.1

gpt-researcher 3.4.2

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-2026-5625 - Proof of Concept

References

https://vuldb.com/vuln/355415
vdb-entrytechnical-description
https://vuldb.com/vuln/355415/cti
signaturepermissions-required
https://vuldb.com/submit/785832
third-party-advisory

CVSS V4

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

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yu_Bao (VulDB User)
VulDB CNA Team
JSON
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