{"id":"CVE-2026-114062","title":"SvelteKit before 3.0.0 SSRF via Redirects in Server-Side Self-Fetch Fallbacks","summary":"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 fo…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","cvssSource":"cna","cwe":["CWE-918"],"vendor":"sveltejs","product":"kit","affected":["kit < 3.0.0"],"published":"2026-10-21","updated":"2026-10-21","sourceUpdated":"2026-10-21T00:36:36.158Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-114062","references":[{"url":"https://github.com/sveltejs/kit/security/advisories/GHSA-prjg-x2qj-wj3g","label":"GitHub Security Advisory (GHSA-prjg-x2qj-wj3g)"},{"url":"https://www.vulncheck.com/advisories/sveltekit-before-3.0.0-ssrf-via-redirects-in-server-side-self-fetch-fallbacks","label":"VulnCheck Advisory: SvelteKit before 3.0.0 SSRF via Redirects in Server-Side Self-Fetch Fallbacks"}],"tags":["cve.org"],"ingestedAt":"2026-10-21T01:37:08.039Z","slug":"CVE-2026-114062","body":"## Overview\n\nSvelteKit 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.\n\n## Affected\n\n- `kit < 3.0.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}