En bref
- CVE-2026-82257 est une vulnérabilité MOYENNE (CVSS 4.3) touchant sveltekit (svelte), @sveltejs/kit.
- Probabilité d'exploitation dans les 30 prochains jours (EPSS) : 0.36%, plus élevée que 29.5% des vulnérabilités.
- Correctif : mettre à jour vers 2.69.1 ou plus récent.
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.
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