Kurz gesagt
- CVE-2026-82257 ist eine Schwachstelle (MITTEL (CVSS 4.3)) in sveltekit (svelte), @sveltejs/kit.
- Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 0.36%, höher als bei 29.5% aller Schwachstellen.
- Abhilfe: auf 2.69.1 oder neuer aktualisieren.
Description
If you use remote form functions, have an input field of type file, and accept arbitrary user-controlled path names for the field, then you are vulnerable to a prototype pollution attack where the attacker can remove e.g. methods on the prototype.
NVD description
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.
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free