cvedb.io
CVE-2026-27902
MEDIUM · CVSS 5.4
EPSS exploitation probability: 0%
Published 2026-02-26T02:16:21.170 · Last modified 2026-06-17T10:27:51.073

Summary

Svelte performance oriented web framework. Prior to version 5.53.5, errors from `transformError` were not correctly escaped prior to being embedded in the HTML output, causing potential HTML injection and XSS if attacker-controlled content is returned from `transformError`. Version 5.53.5 fixes the issue.

Affected products

svelte — svelte

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.