Uploading Images & Security Vulnerability

There are issues as of today to uploading images:

An error occurred in the upload. Please try again later.

and this has been issue for weeks now:

The Plugin “Phlox Core Elements” has a security vulnerability.
Type: Plugin Vulnerable
Issue Found 25 December 2025 17:11
Critical
Ignore
Details
Plugin Name: Phlox Core Elements
Current Plugin Version: 2.17.12
Details: To protect your site from this vulnerability, the safest option is to deactivate and completely remove “Phlox Core Elements” until a patched version is available. Get more information.(opens in new tab)
Repository URL: https://wordpress.org/plugins/auxin-elements(opens in new tab)
Vulnerability Information: https://www.wordfence.com/threat-intel/vulnerabilities/id/67f9cce0-3ddb-48df-9d02-0c0d0105099e?source=plugin(opens in new tab)
Vulnerability Severity: 5.3/10.0