[HIGH] Grav Vulnerable to Administrative Account Disruption and Privilege De-escalation via User Overwrite Logic

PKSA-fchw-jdvj-kg96 CVE-2026-42609 GHSA-rr73-568v-28f8

Affected package: getgrav/grav

Affected version: <2.0.0-beta.2

Reported by:
GitHub