ConfigServer Security & Firewall (CSF) 16.11-1 — cPanel & WHM Update

Package upgrade behavior fix Fixed an issue where upgrading cpanel-csf would overwrite custom csf-cron entries. For a full list of changes, read the ConfigServer Security & Firewall (CSF) change log.

Medium 2026-08-07

cPanel CSF

Affected Versions

16.11-1

Package upgrade behavior fix Fixed an issue where upgrading cpanel-csf would overwrite custom csf-cron entries. For a full list of changes, read the ConfigServer Security & Firewall (CSF) change log.

How to Apply the Fix

Update the affected packages on your server to the patched release, then restart the relevant services.

sudo /scripts/upcp --force

References

Vendor Advisory

Security Advisories

Related Advisories

Security: Privilege Escalation via Phusion Passenger’s Watchdog API

2026-09-08

Security: GCVE-25-2026-07-45-3 Exim .forward Privilege Escalation

2026-09-08

Security: CVE-2026-58048 Database Privilege Escalation

2026-09-08

Check your system for vulnerabilities

Selecciona tu producto y sistema operativo para ver los comandos de corrección exactos que se aplican a ti.

Check Your System