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CVE-2026-67872

Quick assessment

Affected
n/a n/a
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.

Systerel S2OPC OPC UA Toolkit是Systerel公司的一款工业通信中间件工具包。 Systerel S2OPC OPC UA Toolkit 1.7.3版本存在安全漏洞，该漏洞源于事件监控项队列大小调整处理问题，可能导致远程攻击者造成拒绝服务攻击。

AI Predicted 7.5 Difficulty: Easy EPSS 0.76% · P53

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2026-67872

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the event monitored-item queue resize handling
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Systerel S2OPC OPC UA Toolkit 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Systerel S2OPC OPC UA Toolkit是Systerel公司的一款工业通信中间件工具包。 Systerel S2OPC OPC UA Toolkit 1.7.3版本存在安全漏洞，该漏洞源于事件监控项队列大小调整处理问题，可能导致远程攻击者造成拒绝服务攻击。
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
- n/a n/a -

II. Public POCs for CVE-2026-67872

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-67872

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Patches & Fixes for CVE-2026-67872 (2)

Same Patch Batch · n/a · 2026-08-05 · 14 CVEs total

CVE-2026-67863 7.5 HIGH Open62541 安全漏洞
CVE-2026-67869 7.5 HIGH Open62541 安全漏洞
CVE-2025-70962 Zosi C519M 安全漏洞
CVE-2026-67864 Open62541 安全漏洞
CVE-2026-67865 Systerel S2OPC OPC UA Toolkit 安全漏洞
CVE-2025-63823 Safetipin My Safetipin 安全漏洞
CVE-2025-63822 SirenGPS Android Application 安全漏洞
CVE-2026-67867 Systerel S2OPC OPC UA Toolkit 安全漏洞
CVE-2026-67866 Systerel S2OPC OPC UA Toolkit 安全漏洞
CVE-2026-67870 Open62541 安全漏洞
CVE-2026-67871 Systerel S2OPC OPC UA Toolkit 安全漏洞
CVE-2026-67873 MZ Automation lib60870-C 安全漏洞
CVE-2026-52466 VuFind 安全漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2026-67872

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