CVE-2026-73422 | withastro Astro up to 7.0.x View Transition CSS Generator transition.ts renderTransition cross site scripting

A vulnerability labeled as problematic has been found in withastro Astro up to 7.0.x. This impacts the function renderTransition of the file packages/astro/src/runtime/server/transition.ts of the component View Transition CSS Generator. Executing a manipulation can lead to cross site scripting.

This vulnerability is handled as CVE-2026-73422. The attack can be executed remotely. There is not any exploit available.

The affected component should be upgraded.VulDB Recent EntriesRead More