Knowledge Base

A domain secured with a Let’s Encrypt certificate is marked as not secured in Plesk Advisor: The certificate is either self-signed or not vaild

Symptoms

A domain secured with a Let’s Encrypt certificate is marked as not secured in Plesk Advisor extension:

The certificate is either self-signed or not valid.

Cause

Product issue:

#EXTADVISOR-882 “The extension now correctly validates a certificate in the “Secure Websites With SSL/TLS Certificates” recommendation.”
Fixed in:
- Advisor 1.9.1 11 June 2021

Resolution

Please consider updating your server:

How to update Plesk extensions

Workaround

If update is not possible for some reason you may try the following

workaround

Until the bug is fixed, the following workaround may be applied:

Connect to the server via SSH
Download this file:
# wget https://curl.se/ca/cacert.pem
Rename the original file:
# mv /usr/local/psa/admin/plib/modules/advisor/resources/ca/cacert.pem /usr/local/psa/admin/plib/modules/advisor/resources/ca/cacert.pem.orig
Move the downloaded file to the Advisor directory:
# mv cacert.pem /usr/local/psa/admin/plib/modules/advisor/resources/ca/
Open Advisor in Plesk again

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