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Security Advisories

CVE-2025-1019

NVD

https://nvd.nist.gov/vuln/detail/CVE-2025-1019

Severity

4.3

Medium

CVSS V3

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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 affects Firefox < 135 and Thunderbird < 135.

References

  • https://nvd.nist.gov/vuln/detail/CVE-2025-1019
  • https://github.com/advisories/GHSA-gg39-4c5c-pfx2
  • https://www.mozilla.org/security/advisories/mfsa2025-07/
  • https://www.mozilla.org/security/advisories/mfsa2025-11/
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1940162

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