CVE-2025-57820 — Svelte devalue vulnerable to prototype pollution
Svelte devalue is a utility library. Prior to version 5.3.2, a string passed to devalue.parse could represent an object with a __proto__ property and devalue.parse does not chec…
Published: 2025-08-26 · CVSS: 7.9 · CVSS 4.0
Svelte devalue is a utility library. Prior to version 5.3.2, a string passed to devalue.parse could represent an object with a __proto__ property and devalue.parse does not check that an index is numeric. This could result in assigning prototypes to objects and properties, leading to prototype pollution. This issue has been fixed in version 5.3.2
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7