Vulnerability Description
A vulnerability has been found in OpenBMB XAgent 1.0.0. This affects the function ReplayServer.on_connect/ReplayServer.send_data of the file XAgentServer/application/websockets/replayer.py of the component WebSocket Endpoint. Such manipulation of the argument interaction_id leads to authorization bypass. The attack may be launched remotely. Attacks of this nature are highly complex. The exploitability is reported as difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openbmb | Xagent | 1.0.0 |
Related Weaknesses (CWE)
References
- https://gist.github.com/YLChen-007/dc46c2a710ecb9e855695f32da8bcab5ExploitThird Party Advisory
- https://vuldb.com/?ctiid.353835Permissions RequiredVDB Entry
- https://vuldb.com/?id.353835Permissions RequiredVDB Entry
- https://vuldb.com/?submit.777618Issue TrackingThird Party Advisory
FAQ
What is CVE-2026-4958?
CVE-2026-4958 is a vulnerability with a CVSS score of 3.1 (LOW). A vulnerability has been found in OpenBMB XAgent 1.0.0. This affects the function ReplayServer.on_connect/ReplayServer.send_data of the file XAgentServer/application/websockets/replayer.py of the comp...
How severe is CVE-2026-4958?
CVE-2026-4958 has been rated LOW with a CVSS base score of 3.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-4958?
Check the references section above for vendor advisories and patch information. Affected products include: Openbmb Xagent.