CVE-2018-12369

WebExtensions bundled with embedded experiments were not correctly checked for proper authorization. This allowed a malicious WebExtension to gain full browser permissions. This vulnerability affects Firefox ESR < 60.1 and Firefox < 61.

Score

CVSS 3.0 9.8 Critical

Status

Modified - security@mozilla.org

Published

2018-10-18

Last modified

2024-08-05

Weaknesses

CWE-863

Affected products

• Ubuntu Linux (Canonical)
• Firefox (Mozilla)
• Firefox Esr (Mozilla)

References

• http://www.securityfocus.com/bid/104561
• http://www.securitytracker.com/id/1041193
• https://bugzilla.mozilla.org/show_bug.cgi?id=1454909
• https://security.gentoo.org/glsa/201810-01
• https://usn.ubuntu.com/3705-1/
• https://www.mozilla.org/security/advisories/mfsa2018-15/
• https://www.mozilla.org/security/advisories/mfsa2018-16/