CVE-2026-112782

Description

Grav 1.7.53 before 1.7.53.5 and 2.0.0-rc.8 before 2.2.2 contains a resource exhaustion vulnerability that allows anonymous visitors to bypass the system.images.max_pixels limit when system.images.url_actions is enabled. Attackers can send single-dimension or percentage forceResize, zoomCrop, or chained image actions to make GD allocate multi-gigabyte canvases, exhausting server memory and taking the site down.

References

• https://github.com/getgrav/grav/security/advisories/GHSA-8gr9-59p6-r488
• https://www.vulncheck.com/advisories/grav-before-1.7.53.5-and-2.2.2-image-pixel-limit-bypass-denial-of-service