CVE-2016-5265: Infoleak
Last updated 24 July 2024
Other sources
Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allow user-assisted remote attackers to bypass the Same Origin Policy, and conduct Universal XSS (UXSS) attacks or read arbitrary files, by arranging for the presence of a crafted HTML document and a crafted shortcut file in the same local directory.
— Launchpad
Affected Software
Event History
Frequently Asked Questions
What is CVE-2016-5265?
CVE-2016-5265 is a vulnerability in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 that allows user-assisted remote attackers to bypass the Same Origin Policy and conduct Universal XSS (UXSS) attacks or read arbitrary files.
How severe is CVE-2016-5265?
CVE-2016-5265 has a severity rating of medium, with a CVSS score of 5.5.
Which software versions are affected by CVE-2016-5265?
CVE-2016-5265 affects Mozilla Firefox versions up to and including 47.0.1 and Firefox ESR versions 45.1.0, 45.1.1, 45.2.0, and 45.3.0. It also affects Oracle Linux versions 5.0, 6, and 7.
How can I fix CVE-2016-5265?
To fix CVE-2016-5265, you should update to Mozilla Firefox 48.0 or later or Firefox ESR 45.3.1 or later.
Where can I find more information about CVE-2016-5265?
You can find more information about CVE-2016-5265 on the MITRE CVE database, Mozilla's security advisory (mfsa2016-80), and the Bugzilla entry.