Privilege escalation in Openbmb Internet Of Agents
CVE-2026-123881
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Openbmb Internet Of Agents — versions 9d78e88e47160eb42ee1ee8538c05e1c2c47877a
Weakness classification (CWE)
References
- github.com/OpenBMB/IoA/issues/20 (issue-tracking, exploit)
- vuldb.com/cve/CVE-2026-123881 (third-party-advisory)
- vuldb.com/submit/1033651 (third-party-advisory)
- vuldb.com/vuln/432019 (technical-description, vdb-entry)
- vuldb.com/vuln/432019/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-123881?
- CVE-2026-123881 is a high-severity vulnerability in Openbmb Internet Of Agents, classified under Incorrect Privilege Assignment. CVSS score: 7.3/10. Published 2026-11-07.
- How severe is CVE-2026-123881?
- High severity. CVSS v3 base score is 7.3 out of 10.