npm/svelte CVE-2026-42573: medium 6.1, EPSS 0.34%
Svelte Vulnerable to XSS via DOM Clobbering of Internal Framework State
Action: Upgrade svelte to 5.55.7 or later.
npm i svelte@5.55.7Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 5.55.7 | - |
Fixed versions
| 5.55.7 |
Sources
- osv: GHSA-rcqx-6q8c-2c42
- nvd: CVE-2026-42573
- https://github.com/sveltejs/svelte/security/advisories/GHSA-rcqx-6q8c-2c42
- https://github.com/sveltejs/svelte
- https://github.com/sveltejs/svelte/releases/tag/svelte%405.55.7
CVE-2026-42573 · published · modified · JSON