SEPTEMBER 17, 2026
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Case File

CVE-2026-82257

MEDIUM · CVSS 4.3 EPSS 0.21% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-28 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

SvelteKit versions prior to 2.69.1 are vulnerable to a prototype pollution issue in remote form functions that handle file input fields, allowing attackers to exploit arbitrary user-controlled path names. This could lead to the deletion of critical methods on the prototype, potentially disrupting application functionality. Developers and organizations using affected versions should prioritize patching to mitigate the risk of exploitation.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-82257
Severity
MEDIUM
CVSS
4.3
EPSS
0.21%

Original 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)