SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-51912

OpenBMB XAgent v1.0.0 contains directory traversal vulnerability in main-upload_file-the-preserved-live-upload-file-witness-directly-reaches (ToolServer/ToolServerNode/main.py:46).

CRITICAL 9.8EPSS 0.24%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.24%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

OpenBMB XAgent v1.0.0 contains directory traversal vulnerability in main-upload_file-the-preserved-live-upload-file-witness-directly-reaches (ToolServer/ToolServerNode/main.py:46).

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.24% probability · 16th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-22
Source
cve@mitre.org
EPSS trend
0%3%5%30 October 2026: 0.24%3 November 2026: 0.24%30 October 20263 November 2026

EPSS moved from 0.2% on 30 October 2026 to 0.2% on 3 November 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.