CVE-2016-9073

firefox: windows.create schema doesn't specify "format": "relativeUrl"

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.0

Review impact separately from score.

Published · November 15, 2016

Updated · January 14, 2026

Description

WebExtensions can bypass security checks to load privileged URLs and potentially escape the WebExtension sandbox. This vulnerability affects Firefox < 50.

Statement

This issue does not affect the version of firefox and thunderbird as shipped with Red Hat Enterprise Linux 5, 6 and 7.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS 2.0 · 5.8
AV:N/AC:M/Au:N/C:P/I:P/A:N

CWE not specified