CVE-2026-12323

MediumCVSS 5.4

Published: 16/06/2026(UTC)Updated: 16/06/2026(UTC)Translated: 17/06/2026(UTC)NVD NIST

Summary

Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

Spoofing may lead to unauthorized access or manipulation of user data, posing a security risk to the application.

It is recommended to update to the latest version of Firefox or Thunderbird to mitigate this vulnerability.

Original NVD description (English source)

Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.