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CVE-2026-4959

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CVE-2026-4959

Published: Mar 27, 2026

Modified: Mar 31, 2026

PUBLISHED

CVSS v3.1

7.3

HIGH

Description

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.

VendorProductVersions

OpenBMB

XAgent

affected
1.0.0

Weaknesses (CWE)

CWE-306
CWE-287

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

VDB-353836 | CTI Indicators (IOB, IOC, IOA)
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