---
id: CVE-2026-123881
title: OpenBMB Internet of Agents Message app.py fetch_chat_record access control
summary: >-
  A vulnerability was found in OpenBMB Internet of Agents up to
  9d78e88e47160eb42ee1ee8538c05e1c2c47877a. This issue affects the function
  fetch_chat_record of the file im_server/app.py of the component Message
  Handler. The manipulation of …
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C'
cvssSource: cna
cwe:
  - CWE-284
  - CWE-266
vendor: OpenBMB
product: Internet of Agents
affected:
  - internet_of_agents 9d78e88e47160eb42ee1ee8538c05e1c2c47877a
published: '2026-11-07'
updated: '2026-11-07'
sourceUpdated: '2026-11-07T07:15:16.809Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-123881'
references:
  - url: 'https://vuldb.com/vuln/432019'
    label: >-
      VDB-432019 | OpenBMB Internet of Agents Message app.py fetch_chat_record
      access control
  - url: 'https://vuldb.com/vuln/432019/cti'
    label: 'VDB-432019 | CTI Indicators (IOB, IOC, TTP, IOA)'
  - url: 'https://vuldb.com/cve/CVE-2026-123881'
    label: CVE-2026-123881 | CVE Analysis and Report
  - url: 'https://vuldb.com/submit/1033651'
    label: >-
      Submit #1033651 | OpenBMB Internet of Agents(IoA) 9d78e88 Improper Access
      Controls
  - url: 'https://github.com/OpenBMB/IoA/issues/20'
tags:
  - cve.org
ingestedAt: '2026-11-07T08:13:20.887Z'
epss: 0.00278
epssPercentile: 0.20363
---

## Overview

A vulnerability was found in OpenBMB Internet of Agents up to 9d78e88e47160eb42ee1ee8538c05e1c2c47877a. This issue affects the function fetch_chat_record of the file im_server/app.py of the component Message Handler. The manipulation of the argument comm_id results in improper access controls. The attack may be performed from remote. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

## Affected

- `internet_of_agents 9d78e88e47160eb42ee1ee8538c05e1c2c47877a`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.