CVE-2026-19037— WonderTrader Internal Limit Order Book Cache MatchEngine.cpp update_lob behavioral workflow
Quick assessment
Affected
n/a WonderTrader
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
WonderTrader是中国WonderTrader个人开发者的一个基于C++核心模块的，适应全市场全品种交易的，高效率、高可用的量化交易开发框架。 WonderTrader 0.9.9及之前版本存在处理逻辑错误漏洞，该漏洞源于对Internal Limit Order Book Cache Handler组件中src/WtBtCore/MatchEngine.cpp文件MatchEngine::update_lob函数的错误操作，导致行为工作流被强制执行，攻击者可能远程利用该漏洞。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 10
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | WonderTrader | 0.9.0 |
affected |
0.9.1 |
affected | ||
0.9.2 |
affected | ||
0.9.3 |
affected | ||
0.9.4 |
affected | ||
0.9.5 |
affected | ||
0.9.6 |
affected | ||
0.9.7 |
affected | ||
| … +2 more rows | |||
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I. Basic Information for CVE-2026-19037
Vulnerability Information
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Vulnerability Title
WonderTrader Internal Limit Order Book Cache MatchEngine.cpp update_lob behavioral workflow
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
行为工作流的不恰当实施
Source: CVE Program / CVE List V5
Vulnerability Title
WonderTrader 处理逻辑错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WonderTrader是中国WonderTrader个人开发者的一个基于C++核心模块的，适应全市场全品种交易的，高效率、高可用的量化交易开发框架。 WonderTrader 0.9.9及之前版本存在处理逻辑错误漏洞，该漏洞源于对Internal Limit Order Book Cache Handler组件中src/WtBtCore/MatchEngine.cpp文件MatchEngine::update_lob函数的错误操作，导致行为工作流被强制执行，攻击者可能远程利用该漏洞。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | WonderTrader | 0.9.0 |
cpe:2.3:a:wondertrader:wondertrader:*:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2026-19037
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-19037 (1)
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Submit #863755: GitHub wondertrader 0.9.9 Incorrect Control Flow third-party-advisory
Other References for CVE-2026-19037 (3)
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-
CVE-2026-19037 in WonderTrader third-party-advisory
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CVE-2026-19037 WonderTrader Internal Limit Order Book Cache MatchEngine.cpp update_lob behavioral workflow vdb-entry technical-description
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IV. Related Vulnerabilities
Same vendor: n/a
V. Comments for CVE-2026-19037
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