Vulnerable Acronis cPanel/WHM/Plesk Backup Plugin Version Exposure

Ibrahim Saud@tektrix

•updated Sep 16, 2026•0•0•2

This rule identifies instances of the Acronis backup plugin for cPanel, WHM, or Plesk running on versions older than 1.9.3 HF3. This versioning threshold corresponds to the patch level required to mitigate the security vulnerability identified as CVE-2026-87886.