First published: Tue Nov 15 2016(Updated: )
An issue where a "<select>" dropdown menu can be used to cover location bar content, resulting in potential spoofing attacks. This attack requires e10s to be enabled in order to function. This vulnerability affects Firefox < 50.
Credit: security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
Mozilla Firefox | <50 | 50 |
<50 | 50 | |
Mozilla Firefox | <50.0 |
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(Found alongside the following vulnerabilities)
CVE-2016-9076 is a vulnerability in Firefox versions prior to 50, where a <select> dropdown menu can be used to cover location bar content, potentially leading to spoofing attacks.
CVE-2016-9076 can be exploited by using a <select> dropdown menu to cover the location bar content in Firefox when e10s (Electrolysis) is enabled.
The severity rating of CVE-2016-9076 is medium, with a severity value of 5.9.
Firefox versions prior to 50 are affected by CVE-2016-9076.
To fix CVE-2016-9076, it is recommended to update Firefox to version 50 or above.