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VULNERABILITIES

CVE-2025-1019 Details

Description

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 was fixed in Firefox 135 and Thunderbird 135.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CNA: CISA-ADPCVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://bugzilla.mozilla.org/show_bug.cgi?id=1940162 [email protected]Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-07/ [email protected]Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-11/ [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-1021Improper Restriction of Rendered UI Layers or Frames[email protected]
CWE-1021Improper Restriction of Rendered UI Layers or FramesCISA-ADP

Affected Products

ProductVersions
mozilla firefox
< 135.0

CPE

  • cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*

Remediation

  • No remediation found in references.
mozilla thunderbird
>= 131.0, < 135.0

CPE

  • cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2025-1019
NVD Published Date:
Feb 4, 2025
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]