Description
A vulnerability where a WebExtension can run content scripts in disallowed contexts following navigation or other events. This allows for potential privilege escalation by the WebExtension on sites where content scripts should not be run. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
Published: 2019-02-28
Score: 6.5 Medium
EPSS: 1.1% Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-1571-1 firefox-esr security update
Debian DSA Debian DSA DSA-4324-1 firefox-esr security update
EUVD EUVD EUVD-2018-4370 A vulnerability where a WebExtension can run content scripts in disallowed contexts following navigation or other events. This allows for potential privilege escalation by the WebExtension on sites where content scripts should not be run. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
Ubuntu USN Ubuntu USN USN-3801-1 Firefox vulnerabilities
History

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Subscriptions

Canonical Ubuntu Linux
Debian Debian Linux
Mozilla Firefox Firefox Esr
Redhat Enterprise Linux Enterprise Linux Desktop Enterprise Linux Server Enterprise Linux Server Aus Enterprise Linux Server Eus Enterprise Linux Server Tus Enterprise Linux Workstation
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-05T08:30:59.819Z

Reserved: 2018-06-14T00:00:00.000Z

Link: CVE-2018-12396

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-02-28T18:29:00.807

Modified: 2024-11-21T03:45:08.190

Link: CVE-2018-12396

cve-icon Redhat

Severity : Moderate

Publid Date: 2018-10-23T00:00:00Z

Links: CVE-2018-12396 - Bugzilla

cve-icon OpenCVE Enrichment

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Weaknesses