CVE-2026-33130: Improper Control of Filename for Include/Require Statement in PHP Program

Uptime Kuma is an open source, self-hosted monitoring tool. In versions 1.23.0 through 2.2.0, the fix from GHSA-vffh-c9pq-4crh doesn't fully work to preventServer-side Template Injection SSTI. The three mitigations added to the Liquid engine root, relativeReference, dynamicPartials only block...