Authorization Flaw in agentscope-ai AgentScope Affects Bash Tool Functionality
CVE-2026-123023

6.9MEDIUM

Key Information:

Vendor

Agentscope-ai

Status
Agentscope
Vendor
CVE Published:
5 November 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-123023?

A significant flaw exists in the Bash Tool component of the agentscope-ai AgentScope application, specifically in the check_permissions function located in the file src/agentscope/tool/_builtin/_bash.py. This vulnerability leads to incorrect authorization, enabling potential attackers to exploit the flaw remotely. The exploit has already been published, emphasizing the urgency for users to upgrade to version 2.0.9, which contains the necessary patch to address the issue. Without this upgrade, users remain at risk of unauthorized access related to this manipulation.

Affected Version(s)

AgentScope 2.0.0

AgentScope 2.0.1

AgentScope 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-2026-123023 - Proof of Concept

References

https://vuldb.com/vuln/431396
vdb-entrytechnical-description
https://vuldb.com/vuln/431396/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-123023
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

Ybyu (VulDB User)
.