Vulnerability Database

322,904

Total vulnerabilities in the database

CVE-2022-25875

The package svelte before 3.49.0 are vulnerable to Cross-site Scripting (XSS) due to improper input sanitization and to improper escape of attributes when using objects during SSR (Server-Side Rendering). Exploiting this vulnerability is possible via objects with a custom toString() function.

Published: Jul 12, 2022
Updated: Nov 16, 2025
CVE: CVE-2022-25875
GHSA: GHSA-wv8q-r932-8hc7
Severity: Medium
Exploit:

CVSS v3:

Severity: Medium
Score: 5.4
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

CVSS v2:

Severity: Low
Score: 4.3
AV:N/AC:M/Au:N/C:N/I:P/A:N

CWEs:

CWE-79

OWASP TOP 10:

A7 - Cross-Site Scripting (XSS)

Affected Software
References

Software	From	Fixed in
svelte / svelte	-	3.49.0
svelte	-	3.49.0

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