CVE-2026-4957

OpenBMB XAgent API Key function_handler.py FunctionHandler.handle_tool_call log file

LOW
2.7
CVSS Score
Published: March 27, 2026 at 02:52 PM UTC
Updated: October 26, 2026 at 10:10 PM UTC
1 product affected across 1 vendorXAgent

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Severity
LOW2.7
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

A flaw has been found in OpenBMB XAgent 1.0.0. The impacted element is the function FunctionHandler.handle_tool_call of the file XAgent/function_handler.py of the component API Key Handler. This manipulation of the argument api_key causes sensitive information in log files. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical DescriptionPermissions Required
Source: cverecord
https://vuldb.com/?id.353834
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.353834
Third Party AdvisoryIssue Tracking
Source: cverecord
https://vuldb.com/?submit.777615

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

2.7LOWVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-532CWE-200

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