CVE-2026-126361 | withastro Astro up to 7.4.4 Dynamic-Tag Renderer/JSX Renderer/MDX Renderer injection

November 13, 2026 Yanac

A vulnerability classified as critical has been found in withastro Astro up to 7.4.4. The impacted element is an unknown function of the component Dynamic-Tag Renderer/JSX Renderer/MDX Renderer. Performing a manipulation results in injection.

This vulnerability is known as CVE-2026-126361. Remote exploitation of the attack is possible. No exploit is available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More