CVE-2018-12369

Mozilla: WebExtension security permission checks bypassed by embedded experiments

Published Oct 18, 2018 CVSS 3.0 · 9.8 Critical EPSS 2.5% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2018-4343 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.
Ubuntu USN Ubuntu USN USN-3705-1 Firefox vulnerabilities
History
Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Vendors & Products Mozilla firefox Esr
Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Aug 5, 2024, 8:31 AM
Reserved
Jun 14, 2018, 12:00 AM
Status
Modified
Published
Oct 18, 2018, 1:29 PM
Modified
Jun 17, 2026, 1:37 AM
Severity
Moderate
Public date
Jun 26, 2018, 12:00 AM