← back
CVE-2026-4959mediumCWE-287CWE-306

OpenBMB XAgent ShareServer WebSocket Endpoint share.py check_user missing authentication

33Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 6.9epss 0.4%
exploitation probability
0.4%top 65% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability was found in OpenBMB XAgent 1.0.0. This impacts the function check_user of the file XAgentServer/application/websockets/share.py of the component ShareServer WebSocket Endpoint. Performing a manipulation of the argument interaction_id results in missing authentication. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
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
Affected products
OpenBMB · XAgent
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.