@sveltejs/adapter-node has a BODY_SIZE_LIMIT bypass
Under certain circumstances, requests could bypass the `BODY_SIZE_LIMIT` on SvelteKit applications running with `adapter-node`. This bypass does not affect body size limits at other layers of the application stack, so limits enforced in the WAF, gateway, or at the platform level are unaffected.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-40073US | high7.5 | — | ||
SvelteKit is a framework for rapidly developing robust, performant web applications using Svelte. Prior to 2.57.1, under certain circumstances, requests could bypass the BODY_SIZE_… | ||||
02
references
External citations — patches, advisories, analysis.
- https://github.com/sveltejs/kitPACKAGE
- https://github.com/sveltejs/kit/commit/3202ed6c98f9e8d86bf0c4c7ad0f2e273e5e3b95WEB
- https://github.com/sveltejs/kit/releases/tag/%40sveltejs%2Fkit%402.57.1WEB
- https://github.com/sveltejs/kit/releases/tag/@sveltejs/kit@2.57.1WEB
- https://github.com/sveltejs/kit/security/advisories/GHSA-2crg-3p73-43xpWEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-40073ADVISORY
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