CVE-2026-27122

Katalog CVE

CVSS 5.4 · Medium EPSS 0,22%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada svelte. Skor CVSS 3.1 5.4 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

20 Februari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.4 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

EPSS (30 hari)

0,22% peluang dieksploitasi; lebih tinggi dari 12,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/sveltejs/svelte/security/advisories/GHSA-m56q-vw4c-c2cp advisory vendor