CVE-2026-53757 Emlog: Zip Slip Path Traversal in Plugin/Template ZIP Upload Enables RCE

Emlog is an open source website building system. In versions 2.6.29 and prior, the emUnZip function extracts all ZIP entries via ZipArchive::extractTo without validating entry paths for ../ traversal sequences. Only the first entry's subdirectory structure is checked. An attacker can overwrite...