Multiple Cpanel/WHM Vulnerabilities Allow Arbitrary Command Execution On Server
cPanel patched a root command-execution flaw and two stored XSS bugs in WHM.
cPanel patched a root command-execution flaw and two stored XSS bugs in WHM.
cPanel patched CVE-2026-68490, which lets local users on shared servers read other accounts' calendars and contacts.
cPanel patched a root privilege escalation and cross-tenant flaws in calendars, contacts, and WordPress databases.
cPanel patched three flaws, including a root code-execution bug any hosting account can use to seize the server.
CSF 14.00–16.29 (CVE-2026-65638) lets unauthenticated attackers execute arbitrary commands via the MESSENGER service on cPanel/WHM servers; version 16.30 fixes it.
cPanel urges administrators to patch CVE-2026-65638, a flaw letting unauthenticated attackers run commands through ConfigServer Firewall's MESSENGER service; update to CSF 16.30.
Entities are extracted by the model from each article. First seen , last mentioned . Watching keeps it in this browser only (no account); the watchlist page and dashboard alerts use it.
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