CVE-2026-40073

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 BODYSIZELIMIT on SvelteKit applications running with adapter-node. This bypass does not affect body size limits at other layers...

GHSA-2CRG-3P73-43XP @sveltejs/adapter-node has a BODY_SIZE_LIMIT bypass

Under certain circumstances, requests could bypass the BODYSIZELIMIT 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...

Allocation of Resources Without Limits or Throttling

Overview @sveltejs/kit is a SvelteKit framework and CLI Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the request processing. An attacker can send requests that exceed BODYSIZELIMIT restriction to applications running with adapter-node...

@sveltejs/adapter-node has a BODY_SIZE_LIMIT bypass

Under certain circumstances, requests could bypass the BODYSIZELIMIT 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...

CVE-2026-40073

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 BODYSIZELIMIT on SvelteKit applications running with adapter-node. This bypass does not affect body size limits at other layers...

CVE-2026-40073

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 BODYSIZELIMIT on SvelteKit applications running with adapter-node. This bypass does not affect body size limits at other layers...

CVE-2026-40073 SvelteKit has a BODY_SIZE_LIMIT bypass in @sveltejs/adapter-node

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 BODYSIZELIMIT on SvelteKit applications running with adapter-node. This bypass does not affect body size limits at other layers...

CVE-2026-40073

SvelteKit (framework for building web apps with Svelte) contains a vulnerability in adapter-node prior to version 2.57.1 where, under certain conditions, requests could bypass the BODY_SIZE_LIMIT. The issue is scoped to SvelteKit applications using adapter-node and does not affect body size limit...

CVE-2026-40073 SvelteKit has a BODY_SIZE_LIMIT bypass in @sveltejs/adapter-node

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 BODYSIZELIMIT on SvelteKit applications running with adapter-node. This bypass does not affect body size limits at other layers...

PT-2026-31989

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 LIMIT on SvelteKit applications running with adapter-node. This bypass does not affect body size limits at other laye...

CVE-2025-67647 SvelteKit Denial of service and possible SSRF when using prerendering

SvelteKit is a framework for rapidly developing robust, performant web applications using Svelte. Prior to 2.49.5, SvelteKit is vulnerable to a server side request forgery SSRF and denial of service DoS under certain conditions. From 2.44.0 through 2.49.4, the vulnerability results in a DoS when...

CVE-2025-67647

CVE-2025-67647 affects SvelteKit. Before 2.49.5, it allows server-side request forgery (SSRF) and DoS under prerender conditions. From 2.44.0 to 2.49.4, a DoS can occur if at least one prerendered route exists (export const prerender = true). From 2.19.0 to 2.49.4, DoS/SSRF can occur when there i...

CVE-2025-67647

SvelteKit is a framework for rapidly developing robust, performant web applications using Svelte. Prior to 2.49.5, SvelteKit is vulnerable to a server side request forgery SSRF and denial of service DoS under certain conditions. From 2.44.0 through 2.49.4, the vulnerability results in a DoS when...

Server-side Request Forgery (SSRF)

Overview @sveltejs/adapter-node is an Adapter for SvelteKit apps that generates a standalone Node server Affected versions of this package are vulnerable to Server-side Request Forgery SSRF due to the improper decoding of protocol headers in resolved path. An attacker can cause the server process...

PT-2026-3088

Name of the Vulnerable Software and Affected Versions SvelteKit versions 2.19.0 through 2.49.4 Description SvelteKit is susceptible to server side request forgery SSRF and denial of service DoS under specific conditions. The framework, downloaded over 800,000 times per week, is affected in versio...

CVE-2024-23641

SvelteKit is a web development kit. In SvelteKit 2, sending a GET request with a body eg to a built and previewed/hosted sveltekit app throws Request with GET/HEAD method cannot have body. and crashes the preview/hosting. After this happens, one must manually restart the app. TRACE requests will...

Design/Logic Flaw

SvelteKit is a web development kit. In SvelteKit 2, sending a GET request with a body eg to a built and previewed/hosted sveltekit app throws Request with GET/HEAD method cannot have body. and crashes the preview/hosting. After this happens, one must manually restart the app. TRACE requests will...

CVE-2024-23641 Sending a GET or HEAD request with a body crashes SvelteKit

SvelteKit is a web development kit. In SvelteKit 2, sending a GET request with a body eg to a built and previewed/hosted sveltekit app throws Request with GET/HEAD method cannot have body. and crashes the preview/hosting. After this happens, one must manually restart the app. TRACE requests will...

CVE-2024-23641

CVE-2024-23641 affects SvelteKit 2 apps when handling HTTP GET/HEAD requests with a body (e.g., {})—these requests crash the preview/hosted app, including TRACE, causing DoS. The issue specifically impacts deployments using @sveltejs/adapter-node versions 2.1.2, 3.0.3, or 4.0.1 and @sveltejs/kit ...

CVE-2024-23641 Sending a GET or HEAD request with a body crashes SvelteKit

SvelteKit is a web development kit. In SvelteKit 2, sending a GET request with a body eg to a built and previewed/hosted sveltekit app throws Request with GET/HEAD method cannot have body. and crashes the preview/hosting. After this happens, one must manually restart the app. TRACE requests will...