Server-Side Request Forgery in OpenAgents by Openagents-org
CVE-2026-86237

6.9MEDIUM

Key Information:

Vendor

Openagents-org

Status
Openagents
Vendor
CVE Published:
7 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-86237?

A vulnerability exists in OpenAgents where an attacker can manipulate the 'base_url' argument in the 'test_default_model' function located in 'sdk/src/openagents/sdk/transports/http.py'. This manipulation can lead to server-side request forgery, enabling remote attackers to exploit the system. Despite public disclosure of the exploit, and a maintenance note claiming the issue to be inapplicable, the vulnerable code remains present in version 0.9.3.post20, leaving systems open to potential attacks.

Affected Version(s)

openagents 0.8.0

openagents 0.8.1

openagents 0.8.2

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-2026-86237 - Proof of Concept

References

https://vuldb.com/vuln/399394
vdb-entrytechnical-description
https://vuldb.com/vuln/399394/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-86237
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
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

yangzhongjie (VulDB User)
VulDB CNA Team
.