Update … Hotfix Available 5 Feb for Zero-day Exploit Vulnerability in Zimbra 8.8.15

Hello Zimbra Friends, Customers & Partners,

This is an update to our statement Friday, 4 February …

A new Zero-day exploit has been identified that affects Zimbra 8.8.15. Zimbra 8.8.15p30 has been updated and is now available. This critical issue affects all versions of Zimbra 8.8.15, and you are strongly encouraged to update to the latest patch. Refer to the release notes for instructions on installing the patch.

To confirm that the fix is installed, you can check the version of the “zimbra-patch” package installed on your server.


zimbra-patch ->


zimbra-patch ->

If you have questions or issues, please contact Zimbra Support.


Your Zimbra Team


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