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5.3 Medium

CVE-2026-82257 SvelteKit versions before 2.69.1 contain a prototype pollution vulnerability in remote form functions with file input…

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.

Affected products and versions

Product Affected versions Fixed in
kit 2.69 earliest → < 2.69.1 2.69.1

References

Timeline

  1. Published
  2. Last modified

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