Is CVE-2026-3954 actively exploited?

No active exploitation of CVE-2026-3954 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-3954 be exploited remotely?

Yes. CVE-2026-3954 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-3954?

CVE-2026-3954 has a CVSS score of 6.5 (MEDIUM).

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MEDIUM

CVE-2026-3954

CWE-22Published: March 11, 2026· Updated: Mar 12, 2026

6.5

CVSS v3.1

EPSS:0.05%probability of exploitation in 30 daysPercentile:15.8th

Official Description

A weakness has been identified in OpenBMB XAgent 1.0.0. Affected by this vulnerability is the function workspace of the file XAgentServer/application/routers/workspace.py. This manipulation of the argument file_name causes path traversal. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

NVD Source

Technical Analysis

CVE-2026-3954 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.