CVE-2026-82260
8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| sveltejs | kit | 2.49.0 < 2.52.1 | affected |
| sveltejs | kit | 2.52.1 | unaffected |
Weaknesses
- CWE-400: Uncontrolled Resource Consumption
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
References
- https://github.com/sveltejs/kit/security/advisories/GHSA-vrhm-gvg7-fpcf
- https://www.vulncheck.com/advisories/sveltekit-before-2.52.2-memory-exhaustion-via-remote-form-deserialization
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