Limitations on the URIs allowed to WebExtensions by the browser.windows.create API can be bypassed when a pipe in the URL field is used within the extension to load multiple pages as a single argument. This could allow a malicious WebExtension to open privileged about: or file: locations. This vulnerability affects Firefox < 64.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2019-02-28T18:00:00

Updated: 2024-08-05T11:08:21.995Z

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

Link: CVE-2018-18497

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2019-02-28T18:29:01.790

Modified: 2020-08-24T17:37:01.140

Link: CVE-2018-18497

cve-icon Redhat

Severity : Moderate

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

Links: CVE-2018-18497 - Bugzilla