VULNERABILITY

Red Hat: CVE-2025-3029: firefox: thunderbird: URL Bar Spoofing via non-BMP Unicode characters (Multiple Advisories)

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Red Hat: CVE-2025-3029: firefox: thunderbird: URL Bar Spoofing via non-BMP Unicode characters (Multiple Advisories)

Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:N)
Published
04/01/2025
Created
04/04/2025
Added
04/04/2025
Modified
04/08/2025

Description

A crafted URL containing specific Unicode characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability affects Firefox < 137, Firefox ESR < 128.9, Thunderbird < 137, and Thunderbird < 128.9.

Solution(s)

  • redhat-upgrade-firefox
  • redhat-upgrade-firefox-debuginfo
  • redhat-upgrade-firefox-debugsource
  • redhat-upgrade-firefox-x11

References

  • CVE-2025-3029
  • RHSA-2025:3556
  • RHSA-2025:3582
  • RHSA-2025:3589
  • RHSA-2025:3590
  • RHSA-2025:3620

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