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
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
An issue was discovered in cPanel before 11.109.9999.116. Rated medium severity (CVSS 6.1), this vulnerability is remote
cPanel through 74 allows XSS via a crafted filename in the logs subdirectory of a user account, because the filename is
cPanel before 88.0.13 mishandles file-extension dispatching, leading to code execution (SEC-488). Rated critical severit
In cPanel before 88.0.3, insecure RNDC credentials are used for BIND on a templated VM (SEC-549). Rated critical severit
chsh in cPanel before 88.0.3 allows a Jailshell escape (SEC-497). Rated critical severity (CVSS 9.8), this vulnerability
cPanel before 88.0.3 mishandles the Exim filter path, leading to remote code execution (SEC-485). Rated critical severit
cPanel before 84.0.20 allows a demo account to achieve code execution via PassengerApps APIs (SEC-546). Rated critical s
cPanel before 84.0.20 allows a demo account to achieve remote code execution via a cpsrvd rsync shell (SEC-544). Rated c
cPanel before 84.0.20 allows a demo account to modify files via Branding API calls (SEC-543). Rated critical severity (C
cPanel before 84.0.20 mishandles enforcement of demo checks in the Market UAPI namespace (SEC-542). Rated critical sever
cPanel before 82.0.15 allows API token credentials to persist after an account has been renamed or terminated (SEC-517).
cPanel before 78.0.18 allows demo accounts to execute code via securitypolicy.cg (SEC-487). Rated high severity (CVSS 8.
Same weakness CWE-287 – Improper Authentication
View allSame technique Authentication Bypass
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External POC / Exploit Code
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