Skip to content
OpenAdvisories

Product · Mozilla

Focus

3 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

1 result · Clear filters · Feed

  • Medium 4.3
    CVE-2025-3859

    Firefox Focus elide URL allows address bar spoofing

    Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into thinking they were on a different webpage. This vulnerability was fixed in Focus 138.

    Mozilla Focus