# CVE-2026-123963: OpenBMB Internet of Agents Agent Registry app.py register missing authentication

Status: published. Published: 2026-11-07. Updated: 2026-11-07.

A security vulnerability has been detected in OpenBMB Internet of Agents up to 9d78e88e47160eb42ee1ee8538c05e1c2c47877a. The impacted element is the function register of the file im_server/app.py of the component Agent Registry. Such manipulation of the argument desc/name leads to missing authentication. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The project was informed of the problem early through an issue report but has not responded yet.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- OpenBMB / Internet of Agents: 9d78e88e47160eb42ee1ee8538c05e1c2c47877a (affected). Source: CNA: VulDB

## Severity and prioritization

- CVSS 4.0: 6.9 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P; source: CNA: VulDB

- CVSS 3.1: 7.3 (high); 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; source: CNA: VulDB

- CVSS 3.0: 7.3 (high); CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C; source: CNA: VulDB

- CVSS 2.0: 7.5 (high); AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:C; source: CNA: VulDB

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-306, CWE-287

## Exploit evidence

- exploit: https://github.com/OpenBMB/IoA/issues/21 (CNA: VulDB)

## References

- https://vuldb.com/vuln/432033 (CNA: VulDB; vdb-entry, technical-description)

- https://vuldb.com/vuln/432033/cti (CNA: VulDB; signature, permissions-required)

- https://vuldb.com/cve/CVE-2026-123963 (CNA: VulDB; third-party-advisory)

- https://vuldb.com/submit/1033797 (CNA: VulDB; third-party-advisory)

- https://github.com/OpenBMB/IoA/issues/21 (CNA: VulDB; exploit, issue-tracking)

## Provenance

- CNA: VulDB: https://www.cve.org/CVERecord?id=CVE-2026-123963; retrieved 2026-11-07; source updated 2026-11-07

Revision: 22f63ad0a2551006c624138c0782eb6c32be3db9e192b5e30186a7a5585ed52b

Canonical: https://y2.dev/cve/CVE-2026-123963

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