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VULNERABILITIES

CVE-2026-82256 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/sveltejs/kit/security/advisories/GHSA-wqjv-9729-c5q2 [email protected]Vendor Advisory
https://www.vulncheck.com/advisories/sveltekit-before-2.69.1-denial-of-service-via-remote-form [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-400Uncontrolled Resource Consumption[email protected]

Affected Products

ProductVersions
svelte sveltekit
< 2.69.1

CPE

  • cpe:2.3:a:svelte:sveltekit:*:*:*:*:*:node.js:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-82256
NVD Published Date:
Aug 28, 2026
NVD Last Modified:
Aug 31, 2026
Source:
[email protected]
CVE-2026-82256 Details - Not Deferred