CVE-2026-19037: Enforcement of Behavioral Workflow in WonderTrader
A weakness has been identified in WonderTrader up to 0.9.9. This vulnerability affects the function MatchEngine::update_lob of the file src/WtBtCore/MatchEngine.cpp of the component Internal Limit Order Book Cache Handler. This manipulation causes enforcement of behavioral workflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
AI Analysis
Technical Summary
This vulnerability exists in WonderTrader up to version 0.9.9 within the MatchEngine::update_lob function of the Internal Limit Order Book Cache Handler. The flaw allows remote attackers to manipulate the enforcement of behavioral workflow, potentially impacting the system's internal order book handling. The exploit has been publicly disclosed and is available, increasing the risk of attack. The vendor has not responded to the disclosure, and no official remediation or patch is currently documented.
Potential Impact
The vulnerability enables remote attackers to manipulate the behavioral workflow enforcement in the order book cache handler, which may lead to unintended behavior in order processing. The CVSS 4.0 base score is 5.3 (medium), indicating a moderate impact with network attack vector, low attack complexity, no privileges required, and no user interaction needed. There is no indication of privilege escalation, confidentiality, integrity, or availability impact beyond the workflow manipulation described.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vendor has not responded and no patch or workaround is available, users should monitor official channels for updates. Until a fix is released, consider restricting network access to the affected component and applying compensating controls if feasible.
CVE-2026-19037: Enforcement of Behavioral Workflow in WonderTrader
Description
A weakness has been identified in WonderTrader up to 0.9.9. This vulnerability affects the function MatchEngine::update_lob of the file src/WtBtCore/MatchEngine.cpp of the component Internal Limit Order Book Cache Handler. This manipulation causes enforcement of behavioral workflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS v4.0
Score 5.3medium
Affected software
pkg:github/wondertrader/wondertradercpe:2.3:a:wondertrader:wondertrader:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability exists in WonderTrader up to version 0.9.9 within the MatchEngine::update_lob function of the Internal Limit Order Book Cache Handler. The flaw allows remote attackers to manipulate the enforcement of behavioral workflow, potentially impacting the system's internal order book handling. The exploit has been publicly disclosed and is available, increasing the risk of attack. The vendor has not responded to the disclosure, and no official remediation or patch is currently documented.
Potential Impact
The vulnerability enables remote attackers to manipulate the behavioral workflow enforcement in the order book cache handler, which may lead to unintended behavior in order processing. The CVSS 4.0 base score is 5.3 (medium), indicating a moderate impact with network attack vector, low attack complexity, no privileges required, and no user interaction needed. There is no indication of privilege escalation, confidentiality, integrity, or availability impact beyond the workflow manipulation described.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since the vendor has not responded and no patch or workaround is available, users should monitor official channels for updates. Until a fix is released, consider restricting network access to the affected component and applying compensating controls if feasible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-08-06T05:50:55.346Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a748820bf8831d539bf1b7e
Added to database: 08/06/2026, 13:12:00 UTC
Last enriched: 08/06/2026, 13:32:14 UTC
Last updated: 08/07/2026, 02:22:47 UTC
Views: 10
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