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CVE-2026-67856

AI Predicted 7.5 Difficulty: Moderate EPSS 0.42% · P35

Possible ATT&CK Techniques 1AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProductVersion RangeStatus
n/an/an/aaffected
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I. Basic Information for CVE-2026-67856

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via crafted CreateSubscription, CreateMonitoredItems(Sampling), Publish, TransferSubscriptions, and DeleteSubscriptions requests
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
Open62541 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open62541是Open62541团队开源的一款嵌入式Web服务器中间件。 Open62541 1.5.5及之前版本存在安全漏洞，该漏洞源于对特制CreateSubscription、CreateMonitoredItems(Sampling)、Publish、TransferSubscriptions和DeleteSubscriptions请求处理不当，可能导致远程攻击者造成拒绝服务。
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

VendorProductAffected VersionsCPESubscribe
-n/a n/a -

II. Public POCs for CVE-2026-67856

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III. Intelligence Information for CVE-2026-67856

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Patches & Fixes for CVE-2026-67856 (2)

Other References for CVE-2026-67856 (2)

Same Patch Batch · n/a · 2026-08-04 · 17 CVEs total

CVE-2026-678577.5 HIGHOpen62541 安全漏洞
CVE-2026-678617.5 HIGHOpen62541 安全漏洞
CVE-2026-678587.5 HIGHOpen62541 安全漏洞
CVE-2026-678597.5 HIGHOpen62541 安全漏洞
CVE-2026-188165.0 MEDIUMBaserow 2FA Verify Endpoint views.py verify improper authentication
CVE-2026-188194.3 MEDIUMRackTables cross-site request forgery
CVE-2026-188172.2 LOWBaserow Inactive Non-Staff User serializers.py BaserowImpersonateAuthTokenSerializer impro
CVE-2025-29296H3C magic be18000 安全漏洞
CVE-2026-67979NASA cFS 安全漏洞
CVE-2026-51400Vim Project Vim 安全漏洞
CVE-2026-51401Vim Project Vim 安全漏洞
CVE-2026-52370O2OA 安全漏洞
CVE-2026-67855Open62541 安全漏洞
CVE-2026-51144Soliton Systems MailZen Management Protal 安全漏洞
CVE-2026-67862Open62541 安全漏洞
CVE-2026-67860Open62541 安全漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-67856

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