CVE-2026-82260

SvelteKit (@sveltejs/kit) versions >=2.49.0 and <=2.52.1 with experimental remote functions (experimental.remoteFunctions) and form enabled contain a memory exhaustion vulnerability in remote form deserialization. Malformed form data can cause excessive memory allocation, crashing the server process and resulting in denial of service. Fixed in 2.52.2.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/sveltejs/kit/security/advisories/GHSA-vrhm-gvg7-fpcf	Vendor Advisory
https://www.vulncheck.com/advisories/sveltekit-before-2.52.2-memory-exhaustion-via-remote-form-deserialization	Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2026-08-28 12:16

Updated : 2026-08-31 17:08

NVD link : CVE-2026-82260

Mitre link : CVE-2026-82260

CVE.ORG link : CVE-2026-82260

JSON object : View

Products Affected

svelte

sveltekit

CWE

CWE-400

Uncontrolled Resource Consumption

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