CVE-2026-114060

SvelteKit before 3.0.0 Open Redirect via Enhanced Form Actions

Published Oct 21, 2026 CVSS 4.0 · 2.1 Low EPSS < 1% KEV · Not listed
Description
SvelteKit (@sveltejs/kit) before 3.0.0 contains an open redirect vulnerability in enhanced form actions (use:enhance) on routes accepting paths beginning with a double slash. Attackers can craft action paths starting with // that become protocol-relative URLs, causing non-redirect form results to navigate victims to attacker-controlled sites.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-pfhg-q3qv-9q6r SvelteKit: URL redirection to untrusted site via enhanced form submission
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description SvelteKit (@sveltejs/kit) before 3.0.0 contains an open redirect vulnerability in enhanced form actions (use:enhance) on routes accepting paths beginning with a double slash. Attackers can craft action paths starting with // that become protocol-relative URLs, causing non-redirect form results to navigate victims to attacker-controlled sites.
Title SvelteKit before 3.0.0 Open Redirect via Enhanced Form Actions
First Time appeared Svelte
Svelte kit
Weaknesses CWE-601
CPEs cpe:2.3:a:svelte:kit:*:*:*:*:*:*:*:*
Vendors & Products Svelte
Svelte kit
References
Metrics cvssV3_1

{'score': 4.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 2.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 21, 2026, 3:50 PM
Reserved
Oct 20, 2026, 9:42 PM
Status
Awaiting Analysis
Published
Oct 21, 2026, 1:17 AM
Modified
Oct 22, 2026, 5:39 PM