CVE-2016-9903

Description

Mozilla's add-ons SDK had a world-accessible resource with an HTML injection vulnerability. If an additional vulnerability allowed this resource to be loaded as a document it could allow injecting content and script into an add-on's context. This vulnerability affects Firefox < 50.1.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.81% Top 30%
Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://www.mozilla.org/security/advisories/mfsa2016-94/ vendor advisory
http://www.securityfocus.com/bid/94883 vdb entry third party advisory
http://www.securitytracker.com/id/1037461 vdb entry third party advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1315435 issue tracking patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-9903?
CVE-2016-9903 has been scored as a medium severity vulnerability.
How to fix CVE-2016-9903?
To fix CVE-2016-9903, 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-2016-9903 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-9903 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-2016-9903?
CVE-2016-9903 affects Mozilla Firefox.
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