cPanel has released a security update to address CVE-2026-58048, a database privilege escalation vulnerability affecting supported cPanel & WHM versions. We strongly recommend that all customers update their servers to the patched versions available.
Please refer to the official advisories below for more details:
Please log in to your server via SSH as the root user and run the following command:
/scripts/upcp
This command will download and install the latest available cPanel & WHM updates, including the security fixes released by cPanel.
After the update completes, verify your cPanel version:
/usr/local/cpanel/cpanel -V
Why This Update required
This security release addresses a vulnerability that could allow privilege escalation within the database environment. Applying the latest cPanel update is the recommended mitigation from cPanel and helps protect your server from potential exploitation.
If you are unable to perform the update or experience any issues during the upgrade process, please contact our support team. We will be happy to assist you.
Aug 03, 2026 - 20:30 AEST
Resolved -
The issue affecting email delivery to Hotmail domains has been resolved, and email delivery has returned to normal.
Our Engineering Team has completed the necessary work, and we are no longer observing the reported delivery issue.
Thank you for your patience and understanding while we worked to resolve this issue.
Aug 12, 21:38 AEST
Update -
We are continuing to work on a fix for this issue.
Jul 29, 22:13 AEST
Identified -
We are aware of an issue currently affecting email delivery to Hotmail domains.
Our Engineering Team is actively investigating the issue and working around the clock to restore normal email delivery as quickly as possible.
Please be assured that resolving this issue is our highest priority. We will continue to provide timely updates as soon as additional information becomes available.
We appreciate your patience and understanding while we work toward a resolution.
Jul 29, 22:13 AEST
Resolved -
The issue affecting the email services, along with webmail access, has now been resolved. Our Engineering Team will continue to closely monitor the situation to ensure ongoing stability. We appreciate your patience and understanding while we worked to address this matter. Please be assured that we will continue to provide updates should any new developments arise.
Aug 3, 20:22 AEST
Identified -
We are aware of an issue currently affecting email services, where some customers may be unable to send or receive emails.
Our Engineering Team has identified the issue and is actively working to restore normal email functionality as quickly as possible.
Please be assured that resolving this issue is our highest priority. We will continue to provide timely updates as soon as additional information becomes available.
We appreciate your patience and understanding while we work toward a resolution.
Jul 31, 11:50 AEST