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CVE-2026-123881

7.3, high

A vulnerability was found in OpenBMB Internet of Agents up to 9d78e88e47160eb42ee1ee8538c05e1c2c47877a

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
7.3, high high CVSS v3.1
EPSS, next 30 days
0.3% higher than 20.3% of scored CVEs
Exploitation
No public evidence
Published
7 Nov 2026yesterday

Description

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.

Details

Vendor
OpenBMB
Product
Internet of Agents
Weakness
CWE-266 (opens in a new tab)
Status
Deferred
Updated
7 Nov 2026
Assigner
cna@vuldb.com

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References 5

Other references 5

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other OpenBMB CVEs

Every OpenBMB CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-123963 OpenBMB Internet of Agents Improper Authentication Vulnerability 7.3, high
  • CVE-2026-123791 OpenBMB Internet of Agents Improper Input Validation Vulnerability EPSS 0.3% 7.3, high

Beyond this page

Is CVE-2026-123881 in your network?

This page tells you how dangerous CVE-2026-123881 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 8 Nov 2026, not the live upstream state.