Dear Customer,
We would like to inform you that new cPanel versions have been released addressing critical security vulnerabilities related to Exim (mail service).
Affected Versions (Patched Releases):
– 11.136.0.7
– 11.134.0.23
– 11.126.0.56
– 11.118.0.64
– 11.110.0.112
Vulnerabilities Addressed:
– CVE-2026-40684
– CVE-2026-40685
– CVE-2026-40686
– CVE-2026-40687
These vulnerabilities may impact server security if not updated in time.
Action Required:
If you are using a cPanel license provided by AquaHost, you are strongly advised to update your server immediately using the following command:
VERSION=11.134.0.23; sed -i "s/^CPANEL=.*/CPANEL=$VERSION/g" /etc/cpupdate.conf ; echo "$VERSION" > /usr/local/cpanel/version ; /scripts/upcp --force
After completing the update, please run your license activation command again if required.
Recommendation:
We strongly recommend applying this update as soon as possible to ensure your server remains secure and protected.
For any assistance, please raise a support ticket
Dilluns, maig 4, 2026
