SvelteKit before 3.0.0 contains a server-side request forgery vulnerability that allows remote attackers to reach internal services because self-fetch fallbacks follow HTTP redirects automatically. Attackers can manipulate the Host or forwarded headers to point fallback requests at their server, which redirects them to internal services.
Metrics
Affected Vendors & Products
References
History
Thu, 22 Oct 2026 18:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Wed, 21 Oct 2026 00:45:00 +0000
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| Description | SvelteKit before 3.0.0 contains a server-side request forgery vulnerability that allows remote attackers to reach internal services because self-fetch fallbacks follow HTTP redirects automatically. Attackers can manipulate the Host or forwarded headers to point fallback requests at their server, which redirects them to internal services. | |
| Title | SvelteKit before 3.0.0 SSRF via Redirects in Server-Side Self-Fetch Fallbacks | |
| First Time appeared |
Svelte
Svelte kit |
|
| Weaknesses | CWE-918 | |
| CPEs | cpe:2.3:a:svelte:kit:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Svelte
Svelte kit |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-10-21T00:36:36.158Z
Updated: 2026-10-22T17:58:07.497Z
Reserved: 2026-10-20T21:43:23.218Z
Link: CVE-2026-114062
Updated: 2026-10-22T17:58:04.589Z
Status : Awaiting Analysis
Published: 2026-10-21T01:17:29.433
Modified: 2026-10-22T18:17:27.383
Link: CVE-2026-114062
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