Announcements

Critical cPanel & WHM Security Update Required – CVE-2026-65643

  • 28th August 2026
Dear Customer, Important Security Advisory from Sysop Solutions Please ignore this notice if your server does not use cPanel & WHM. We are writing to inform you of a critical security vulnerability affecting cPanel & WHM. cPanel has released patched versions, and we strongly recommend ensuring that your server is updated as soon as ...
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Security: Privilege Escalation via Phusion Passenger's Watchdog API

  • 17th August 2026
cPanel & WHM Security Advisory Privilege Escalation via Phusion Passenger's Watchdog API Sysop Solutions Security Advisory cPanel has disclosed a security vulnerability affecting Phusion Passenger's Watchdog API, which can potentially allow local privilege escalation on affected servers. Important: This vulnerability does not affect ...
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Security: CSF Security Release

  • 10th August 2026
Critical CSF Security Update ConfigServer Firewall Security Release Sysop Solutions Security Advisory We are notifying our customers of a security release for ConfigServer Firewall (CSF). cPanel has reported multiple vulnerabilities affecting older versions of the CSF plugin. We strongly recommend that customers running CSF verify their ...
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[Important] Plesk Security Advisory: Two Critical Vulnerabilities identified, Hotfix Available - Action Required

  • 7th August 2026
  ⚠ Important Security Advisory Critical Plesk Security Vulnerabilities – Immediate Action Required Dear Customer, We would like to inform you of two recently disclosed security vulnerabilities affecting multiple versions of Plesk Control Panel. Security hotfixes have been released by Plesk, and we strongly ...
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