CVE-2026-19213

WonderTrader Pending Order TraderAdapter.h _undone_qty behavioral workflow

MEDIUM
4.3
CVSS Score
Published: August 7, 2026 at 05:30 PM UTC
Updated: August 12, 2026 at 09:15 PM UTC
1 product affected across 1 vendorWonderTrader

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

A vulnerability was identified in WonderTrader up to 0.9.9. Affected is the function _undone_qty in the library src/WtCore/TraderAdapter.h of the component Pending Order Handler. The manipulation of the argument getUndoneQty leads to enforcement of behavioral workflow. The attack is possible to be carried out remotely. The exploit is publicly available and might 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 (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/386958
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/386958/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-19213
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/864900

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

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

CVSS

4.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-841CWE-840

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