CVE-2026-75592

Kirby (open-source CMS) contained an incomplete filesystem containment flaw in its media handler prior to 4.9.5 and 5.5.2 . The Dir::realpath() and F::realpath() functions accepted a sibling directory sharing the intended root's string prefix (e.g., /var/www/site2 next to /var/www/site) without e...