{"id":"CVE-2026-114062","published":"2026-10-21T01:17:29.433","lastModified":"2026-10-22T18:17:27.383","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.","cvssScore":5.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cwes":["CWE-918"],"vendors":[],"products":[],"references":[{"url":"https://github.com/sveltejs/kit/security/advisories/GHSA-prjg-x2qj-wj3g","tags":[]},{"url":"https://www.vulncheck.com/advisories/sveltekit-before-3.0.0-ssrf-via-redirects-in-server-side-self-fetch-fallbacks","tags":[]}],"exploitRefs":[{"url":"https://github.com/sveltejs/kit/security/advisories/GHSA-prjg-x2qj-wj3g","tags":[]}],"hasPoc":true,"ai":null}