CVE-2026-53653 - Grav: Unauthenticated denial of service via unbounded image derivative dimensions
CVE ID :CVE-2026-53653
Published : July 10, 2026, 4:12 p.m. | 34 minutes ago
Description :Grav is a file-based Web platform. Prior to 1.7.53 and 2.0.0-rc.8, Grav allows an unauthenticated visitor to exhaust server memory and CPU by requesting image derivatives with oversized dimensions through URL query image actions such as forceResize in Grav::fallbackUrl, which passes request parameters to ImageMedium magic actions without a dimension or pixel ceiling. This issue is fixed in versions 1.7.53 and 2.0.0-rc.8.
Severity: 0.0 | NA
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Published : July 10, 2026, 4:12 p.m. | 34 minutes ago
Description :Grav is a file-based Web platform. Prior to 1.7.53 and 2.0.0-rc.8, Grav allows an unauthenticated visitor to exhaust server memory and CPU by requesting image derivatives with oversized dimensions through URL query image actions such as forceResize in Grav::fallbackUrl, which passes request parameters to ImageMedium magic actions without a dimension or pixel ceiling. This issue is fixed in versions 1.7.53 and 2.0.0-rc.8.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...