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Unscored USN-4423-1 0 CVEs

firefox vulnerability

Published Jul 14, 2020 · Updated Apr 22, 2026

Summary

It was discovered that X-Frame-Options could be bypassed in some
circumstances. If a user were tricked in to opening a specially crafted
website, an attacker could potentially exploit this to conduct
clickjacking attacks.

Fixed packages 3

ReleasePackageFixed in
Ubuntu · 16.04 LTS 16.04:LTS firefox 78.0.2+build2-0ubuntu0.16.04.1
Ubuntu · 18.04 LTS 18.04:LTS firefox 78.0.2+build2-0ubuntu0.18.04.1
Ubuntu · 20.04 LTS 20.04:LTS firefox 78.0.2+build2-0ubuntu0.20.04.1

References

  • report
    https://launchpad.net/bugs/1887576