CVE-2026-27122

MEDIUM

5.4

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung5.4

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienLOW

BenutzerinteraktionREQUIRED

Veroffentlicht2/20/2026

Zuletzt geandert2/23/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

svelte:svelte

Schwachen (CWE)

CWE-79

Referenzen

https://github.com/sveltejs/svelte/security/advisories/GHSA-m56q-vw4c-c2cp(security-advisories@github.com)

IOC Korrelationen

Keine Korrelationen erfasst

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