GHSA-3f6h-2hrp-w5wx

Suggest an improvement
Source
https://github.com/advisories/GHSA-3f6h-2hrp-w5wx
Import Source
https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-3f6h-2hrp-w5wx/GHSA-3f6h-2hrp-w5wx.json
JSON Data
https://api.osv.dev/v1/vulns/GHSA-3f6h-2hrp-w5wx
Aliases
  • CVE-2026-40074
Published
2026-04-10T17:32:00Z
Modified
2026-04-10T20:03:55.059697Z
Severity
  • 6.3 (Medium) CVSS_V4 - 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 CVSS Calculator
Summary
@sveltejs/kit: Unvalidated redirect in handle hook causes Denial-of-Service
Details

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.

Database specific 
{
    "github_reviewed": true,
    "severity": "MODERATE",
    "nvd_published_at": "2026-04-10T17:17:12Z",
    "cwe_ids": [
        "CWE-755"
    ],
    "github_reviewed_at": "2026-04-10T17:32:00Z"
}
References

Affected packages

npm / @sveltejs/kit

Package

Name
@sveltejs/kit
View open source insights on deps.dev
Purl
pkg:npm/%40sveltejs/kit

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.57.1

Database specific

last_known_affected_version_range 
"<= 2.57.0"
source 
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-3f6h-2hrp-w5wx/GHSA-3f6h-2hrp-w5wx.json"