Improper Restriction of Rendered UI Layers or Frames The advisory has been revoked - it doesn't affect any version of package thunderbird  (opens in a new tab)


Threat Intelligence

EPSS
0.08% (24th percentile)

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  • Snyk IDSNYK-UBUNTU2004-THUNDERBIRD-8689088
  • published6 Feb 2025
  • disclosed4 Feb 2025

Introduced: 4 Feb 2025

CVE-2025-1019  (opens in a new tab)
CWE-1021  (opens in a new tab)

Amendment

The Ubuntu security team deemed this advisory irrelevant for Ubuntu:20.04.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Ubuntu.

The z-order of the browser windows could be manipulated to hide the fullscreen notification. This could potentially be leveraged to perform a spoofing attack. This vulnerability affects Firefox < 135 and Thunderbird < 135.