En bref
- CVE-2026-27122 est une vulnérabilité MOYENNE (CVSS 5.4) touchant svelte (svelte), svelte.
- Probabilité d'exploitation dans les 30 prochains jours (EPSS) : 0.22%, plus élevée que 12.6% des vulnérabilités.
- Correctif : mettre à jour vers 5.51.5 ou plus récent.
| Package | Affected versions | Patched versions |
|---|
| svelte | < 5.51.5
| 5.51.5
|
| svelte npm | < 5.51.5
| 5.51.5
|
Description
When using <svelte:element this={tag}> in server-side rendering, the provided tag name is not validated or sanitized before being emitted into the HTML output. If the tag string contains unexpected characters, it can result in HTML injection in the SSR output. Client-side rendering is not affected.
NVD description
svelte performance oriented web framework. Prior to 5.51.5, when using <svelte:element this={tag}> in server-side rendering, the provided tag name is not validated or sanitized before being emitted into the HTML output. If the tag string contains unexpected characters, it can result in HTML injection in the SSR output. Client-side rendering is not affected. This vulnerability is fixed in 5.51.5.
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