CVE-2026-4957

lowpriority · track · 0EPSS 0.003 · 21 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.29% (21st) EPSS

CVSS 3.3 · low

Is it mine?

2 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

5.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.2–5.1

v2.03.3lowAV:N/AC:L/Au:M/C:P/I:N/A:Nsecondary · cna@vuldb.comexploitability 6.4 · impact 2.9

v3.12.7lowCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:Nsecondary · cna@vuldb.comexploitability 1.2 · impact 1.4

v4.05.1mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:Psecondary · ENISA EU

v4.02lowCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · cna@vuldb.com

v4.01.2lowCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: poc · Automatable: no · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-532USprimaryCWE-200US

affected products (2)

Products and version ranges known to be affected.

OpenBMB XAgent≤ 1.0.0enisa_euvdEU
openbmb xagent= 1.0.0nvdUScpe:2.3:a:openbmb:xagent:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2026-03-27modified 2026-10-26

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+1484 more

references (12)

External citations — patches, advisories, analysis.

scry

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