CVE-2026-42567
UNKNOWN
NVD
CVSS Score
0
Severity
UNKNOWN
Published
Jun 09, 2026
Vendor
unknown
Description
Svelte is a performance oriented web framework. From version 5.51.5 to before version 5.55.7, an internal regex in the Svelte runtime can take exponential time to test in <svelte:element this={tag}></svelte:element>. This issue has been patched in version 5.55.7.