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CVE-2025-1019

Date: February 4, 2025

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.

Severity Score

Related Resources (5)

https://www.mozilla.org/security/advisories/mfsa2025-07/
https://bugzilla.mozilla.org/show_bug.cgi?id=1940162
https://www.mozilla.org/security/advisories/mfsa2025-11/
https://nvd.nist.gov/vuln/detail/CVE-2025-1019
https://www.mend.io/vulnerability-database/CVE-2025-1019

Severity Score

Weakness Type (CWE)

Improper Restriction of Rendered UI Layers or Frames

CWE-1021

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

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