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I. Basic Information for CVE-2026-41940
Vulnerability Information
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Vulnerability Title
cPanel and WHM Authentication Bypass via Login Flow
Source: NVD (National Vulnerability Database)
Vulnerability Description
cPanel and WHM versions after 11.40 contain an authentication bypass vulnerability in the login flow that allows unauthenticated remote attackers to gain unauthorized access to the control panel.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键功能的认证机制缺失
Source: NVD (National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
cPanelcPanel 11.110.0 ~ 11.110.0.97 -
cPanelWP Squared 11.136.1 ~ 11.136.1.7 -
cPanelWHM 11.110.0 ~ 11.110.0.97 -
II. Public POCs for CVE-2026-41940
#POC DescriptionSource LinkShenlong Link
1cPanel and WHM versions prior to 11.110.0.97, 11.118.0.63, 11.126.0.54, 11.132.0.29, 11.134.0.20, and 11.136.0.5 contain an authentication bypass vulnerability in the login flow that allows unauthenticated remote attackers to gain unauthorized access to the control panel. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-41940.yamlPOC Details
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III. Intelligence Information for CVE-2026-41940
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IV. Related Vulnerabilities
Same weakness: CWE-306
V. Comments for CVE-2026-41940

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