VULNERABILITY INTELLIGENCE
CVE-2025-62381
EPSS probability0.73%
CISA KEVNot currently listed
Published2025-10-15
Last modified2026-10-08
Description
sveltekit-superforms makes SvelteKit forms a pleasure to use. sveltekit-superforms v2.27.3 and prior are susceptible to a prototype pollution vulnerability within the parseFormData function of formData.js. An attacker can inject string and array properties into Object.prototype, leading to denial of service, type confusion, and potential remote code execution in downstream applications that rely on polluted objects. This vulnerability is fixed in 2.27.4.
Weakness classification
- security-advisories@github.com: CWE-1321