What’s Vulnerable › Vulnerabilities

CVE-2026-112782: Grav before 1.7.53.5 and 2.2.2 Image Pixel Limit Bypass Denial of Service

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-19 · updated 2026-10-20
• Weakness: CWE-400

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.

Affected products

• getgrav grav: from 2.0.0-rc.8 before 2.2.2; from 1.7.53 before 1.7.53.5 — fixed in 1.7.53.5, 2.2.2

How to fix

Upgrade to a fixed version: getgrav grav 1.7.53.5, 2.2.2. Check the vendor advisory for mitigations.

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

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