CVE-2026-53653
1 advisory.
Packagist/getgrav/grav CVE-2026-53653: high
Grav: Unauthenticated denial of service via unbounded image derivative dimensions
Action: Upgrade getgrav/grav to 1.7.53 or later.
composer require getgrav/grav:2.0.0-rc.8composer require getgrav/grav:1.7.53Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.0.0-beta.1 | 2.0.0-rc.8 | - |
| 0 | 1.7.53 | - |
Fixed versions
| 2.0.0-rc.8 | 1.7.53 |
Sources
- osv: GHSA-4x9g-vw65-vvf9
- https://github.com/getgrav/grav/security/advisories/GHSA-4x9g-vw65-vvf9
- https://nvd.nist.gov/vuln/detail/CVE-2026-53653
- https://github.com/getgrav/grav/commit/d9f9f0369a07ae5c96cde700c7949e1237b29cf6
- https://github.com/getgrav/grav/commit/f4c0f42eea755cedad6f626b342c88d4cba72174
- https://github.com/getgrav/grav
- https://github.com/getgrav/grav/releases/tag/1.7.53
- https://github.com/getgrav/grav/releases/tag/2.0.0-rc.8
CVE-2026-53653 · published · modified · JSON