Vulnerability Details CVE-2026-82257
SvelteKit versions before 2.69.1 contain a prototype pollution vulnerability in remote form functions with file input fields that accept arbitrary user-controlled path names. Attackers can manipulate the deletion path to remove methods on the prototype, potentially disabling application functionality.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 10.5%
CVSS Severity
CVSS v3 Score 4.3