CVE-2026-4959

Summary

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.

Affected Software

Weaknesses

• CWE-306: Missing Authentication
• CWE-287: Improper Authentication

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: yes
  • Technical Impact: partial

References

• https://vuldb.com/?id.353836
• https://vuldb.com/?ctiid.353836
• https://vuldb.com/?submit.777622
• https://gist.github.com/YLChen-007/531ec6b169f4b9ecbc8c2f0b2cd7c5ee

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