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OpenAdvisories
Unscored USN-3552-1 1 CVE

firefox vulnerability

Published Jan 31, 2018 · Updated Apr 22, 2026

Ecosystem: Ubuntu

Summary

Johann Hofmann discovered that HTML fragments created for
chrome-privileged documents were not properly sanitized. An attacker
could exploit this to execute arbitrary code. (CVE-2018-5124)

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 14.04 LTS 14.04:LTS firefox 58.0.1+build1-0ubuntu0.14.04.1
Ubuntu · 16.04 LTS 16.04:LTS firefox 58.0.1+build1-0ubuntu0.16.04.1

Vulnerabilities 1

  • Unscored —
    CVE-2018-5124

    Unsanitized output in the browser UI leaves HTML tags in place and can result in arbitrary code execution in Firefox be…

    firefox Browsers Ubuntu

References

  • report
    https://ubuntu.com/security/CVE-2018-5124