
WebPros security advisory (AV26-961)
Canada's Cyber Centre urges patches for root code-execution flaws in Plesk, cPanel, and WebPros extensions.
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Canada's Cyber Centre urges patches for root code-execution flaws in Plesk, cPanel, and WebPros extensions.

cPanel patched three flaws, including a root code-execution bug any hosting account can use to seize the server.

Canada's Cyber Centre relays WebPros advisories for SQL injection (CVE-2026-67401) in cPanel and two ConfigServer Firewall flaws.
Canada's Cyber Centre relays a WebPros advisory for CVE-2026-67394, a Plesk privilege escalation flaw to root, fixed in 18.0.79.9 and 18.0.80.5.
Canada's Cyber Centre relayed a cPanel advisory for CVE-2026-65643, a domain parking vulnerability fixed in multiple cPanel/WHM releases; admins should update.
Canadian Centre for Cyber Security relayed a WebPros advisory covering Plesk vulnerabilities CVE-2026-65642 and CVE-2026-65647 with fixed versions released.
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