CVE-2022-25875

Cross-site Scripting (XSS)

CVSS 5.4 MEDIUMEPSS 1.0%

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P

Affected products

n/a · svelte

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References

https://github.com/sveltejs/svelte/commit/f8605d6acbf66976da9b4547f76e90e163899907 https://github.com/sveltejs/svelte/pull/7530%23issuecomment-1158575990 https://snyk.io/vuln/SNYK-JS-SVELTE-2931080