Critical severity9.8NVD Advisory· Published Oct 18, 2018· Updated Jun 17, 2026
CVE-2018-12369
CVE-2018-12369
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
10cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <60.1.0
- (no CPE)range: <60.1
- (no CPE)range: unspecified
- (no CPE)range: unspecified
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*+ 3 more
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- osv-coords2 versionspkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweed
< 92.0-1.2+ 1 more
- (no CPE)range: < 92.0-1.2
- (no CPE)range: < 128.5.1-1.1
Patches
Vulnerability mechanics
References
7- www.securityfocus.com/bid/104561nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1041193nvdThird Party AdvisoryVDB Entry
- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
- security.gentoo.org/glsa/201810-01nvdThird Party Advisory
- usn.ubuntu.com/3705-1/nvdThird Party Advisory
- www.mozilla.org/security/advisories/mfsa2018-15/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2018-16/nvdVendor Advisory
News mentions
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