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CVE-2026-40847— Authenticated SQLi in system_tag view

CVSS 6.5 · Medium
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I. Basic Information for CVE-2026-40847

Vulnerability Information
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Vulnerability Title
Authenticated SQLi in system_tag view
Source: NVD (National Vulnerability Database)
Vulnerability Description
An low privileged remote attacker can exploit an unauthenticated SQL Injection vulnerability in the system_tag view due to improper neutralization of special elements in a SQL SELECT command. This can result in a total loss of confidentiality.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
MB connect linembCONNECT24 0.0.0 ~ 2.20.0 -
MB connect linemymbCONNECT24 0.0.0 ~ 2.20.0 -
MB connect linembCONNECT24 2.20.0 -
MB connect linemymbCONNECT24 2.20.0 -
HelmholzmyREX24V2 0.0.0 ~ 2.20.0 -
HelmholzmyREX24V2.virtual 0.0.0 ~ 2.20.0 -
HelmholzmyREX24V2 2.20.0 -
HelmholzmyREX24V2.virtual 2.20.0 -

II. Public POCs for CVE-2026-40847

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III. Intelligence Information for CVE-2026-40847

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Vendor Advisories for CVE-2026-40847 (1)

Same Patch Batch · MB connect line · 2026-05-27 · 42 CVEs total

CVE-2026-408518.4 HIGHCommand injection via USB
CVE-2026-408107.5 HIGHUnauthenticated SQLi in userinfo Endpoint
CVE-2026-408507.5 HIGHUnauthenticated SQLi in getAccountData function
CVE-2026-408167.5 HIGHUnauthenticated SQLi in _mb24confi_getTagAlarm function
CVE-2026-408127.5 HIGHUnauthenticated SQLi in getLiveValues function
CVE-2026-408117.5 HIGHUnauthenticated SQLi in ssoabstractservice
CVE-2026-408137.5 HIGHUnauthenticated SQLi in getLiveValues
CVE-2026-408187.5 HIGHUnauthenticated SQLi in _mb24confi_getDevice function function
CVE-2026-408147.5 HIGHUnauthenticated SQLi in _mb24confi_getTagAlarm function
CVE-2026-408197.5 HIGHUnauthenticated SQLi in sync_data24 task
CVE-2026-408157.5 HIGHUnauthenticated SQLi in _mb24api_getUserAccount function
CVE-2026-408177.5 HIGHUnauthenticated SQLi in getAlarmProfiles function
CVE-2026-408527.2 HIGHCommand injection via malicious configuration
CVE-2026-408337.1 HIGHAuthenticated SQLi in saveDashboardLayout function
CVE-2026-408367.1 HIGHAuthenticated SQLi in inmessage model
CVE-2026-408347.1 HIGHAuthenticated SQLi in saveDashboardLayout function
CVE-2026-408406.5 MEDIUMAuthenticated SQLi in VerifyCreateLicences function
CVE-2026-408326.5 MEDIUMAuthenticated SQLi in getDevicegroups function
CVE-2026-408396.5 MEDIUMAuthenticated SQLi in getComponentScalings function
CVE-2026-408416.5 MEDIUMAuthenticated SQLi in getProjectTags function

Showing top 20 of 42 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: mbCONNECT24
Same vendor: MB connect line
Same weakness: CWE-89

V. Comments for CVE-2026-40847

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