[HIGH] Grav: Unauthenticated denial of service via unbounded image derivative dimensions

PKSA-pv12-m6cp-m9cd CVE-2026-53653 GHSA-4x9g-vw65-vvf9

Affected package: getgrav/grav

Affected version: <1.7.53|>=2.0.0-beta.1,<2.0.0-rc.8

Reported by:
GitHub