CVE-2026-4958
mediumpriority · track · 26EPSS 0.004 · 34 %ileEUUSEPSS · scored 2026-10-27
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
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 0.6–6.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (12)
External citations — patches, advisories, analysis.
- https://gist.github.com/YLChen-007/dc46c2a710ecb9e855695f32da8bcab5cnnvd
- https://vuldb.com/?ctiid.353835cnnvd
- https://vuldb.com/?id.353835cnnvd
- https://vuldb.com/?submit.777618cnnvd
- https://gist.github.com/YLChen-007/dc46c2a710ecb9e855695f32da8bcab5enisa_euvd
- https://vuldb.com/?ctiid.353835enisa_euvd
- https://vuldb.com/?id.353835enisa_euvd
- https://vuldb.com/?submit.777618enisa_euvd
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