Description
WebExtension content scripts can be loaded into about: pages in some circumstances, in violation of the permissions granted to extensions. This could allow an extension to interfere with the loading and usage of these pages and use capabilities that were intended to be restricted from extensions. This vulnerability affects Firefox < 64.
Published: 2019-02-28
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Advisories
Source ID Title
EUVD EUVD EUVD-2018-10220 WebExtension content scripts can be loaded into about: pages in some circumstances, in violation of the permissions granted to extensions. This could allow an extension to interfere with the loading and usage of these pages and use capabilities that were intended to be restricted from extensions. This vulnerability affects Firefox < 64.
Ubuntu USN Ubuntu USN USN-3844-1 Firefox vulnerabilities
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Canonical Ubuntu Linux
Mozilla Firefox
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-05T11:08:21.948Z

Reserved: 2018-10-19T00:00:00.000Z

Link: CVE-2018-18495

cve-icon Vulnrichment

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cve-icon NVD

Status : Modified

Published: 2019-02-28T18:29:01.680

Modified: 2024-11-21T03:56:02.767

Link: CVE-2018-18495

cve-icon Redhat

Severity : Moderate

Publid Date: 2018-12-11T00:00:00Z

Links: CVE-2018-18495 - Bugzilla

cve-icon OpenCVE Enrichment

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