Cpanel
CVE-2020-26105
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
In cPanel before 88.0.3, insecure chkservd test credentials are used on a templated VM (SEC-554).
AnalysisAI
In cPanel before 88.0.3, insecure chkservd test credentials are used on a templated VM (SEC-554). Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. In cPanel before 88.0.3, insecure chkservd test credentials are used on a templated VM (SEC-554). Affected products include: Cpanel. Version information: before 88.0.3.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.
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Same weakness CWE-287 – Improper Authentication
View allSame technique Authentication Bypass
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External POC / Exploit Code
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