CVE-2016-9073

Description

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

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.97% Top 25%
Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/94337 vdb entry third party advisory
http://www.securitytracker.com/id/1037298 vdb entry third party advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1289273 issue tracking vendor advisory
https://www.mozilla.org/security/advisories/mfsa2016-89/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-9073?
CVE-2016-9073 has been scored as a high severity vulnerability.
How to fix CVE-2016-9073?
To fix CVE-2016-9073, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-9073 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-9073 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-9073?
CVE-2016-9073 affects Mozilla Firefox.
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