CVE-2026-82256

Description

SvelteKit before 2.69.1 fails to properly validate remote form function payload sizes, allowing attackers to crash the Node process by sending large payloads. Repeated exploitation causes denial of service by repeatedly crashing the application process.

CVSS Vector

References

• https://github.com/sveltejs/kit/security/advisories/GHSA-wqjv-9729-c5q2
• https://www.vulncheck.com/advisories/sveltekit-before-2.69.1-denial-of-service-via-remote-form