sveltejs/kit · Security
@sveltejs/kit: Unvalidated redirect in handle hook causes Denial-of-Service
- GHSA ID
- GHSA-3f6h-2hrp-w5wx
- CVE ID
- CVE-2026-40074
- Severity
- medium
- Published
- Updated
- CVSS v4
- 6.3 · CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L
Description
redirect, when called from inside the handle server hook with a location parameter containing characters that are invalid in a HTTP header, will cause an unhandled TypeError. This could result in DoS on some platforms, especially if the location passed to redirect contains unsanitized user input.
CWEs
- CWE-755 · Improper Handling of Exceptional Conditions
References
- https://github.com/sveltejs/kit/security/advisories/GHSA-3f6h-2hrp-w5wx ↗
- https://github.com/sveltejs/kit/commit/10d7b44425c3d9da642eecce373d0c6ef83b4fcd ↗
- https://github.com/sveltejs/kit/releases/tag/%40sveltejs%2Fkit%402.57.1 ↗
- https://nvd.nist.gov/vuln/detail/CVE-2026-40074 ↗
- https://github.com/sveltejs/kit/releases/tag/@sveltejs/[email protected] ↗
- https://github.com/advisories/GHSA-3f6h-2hrp-w5wx ↗