CVE-2016-9078

Public Exploit

Description

Redirection from an HTTP connection to a "data:" URL assigns the referring site's origin to the "data:" URL in some circumstances. This can result in same-origin violations against a domain if it loads resources from malicious sites. Cross-origin setting of cookies has been demonstrated without the ability to read them. Note: This issue only affects Firefox 49 and 50. This vulnerability affects Firefox < 50.0.1.

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.70% Top 30%
Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/94569 third party advisory vdb entry
https://www.mozilla.org/security/advisories/mfsa2016-91/ vendor advisory
http://www.securitytracker.com/id/1037353 third party advisory vdb entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1317641 patch exploit vendor advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2016-9078?
CVE-2016-9078 has been scored as a high severity vulnerability.
How to fix CVE-2016-9078?
To fix CVE-2016-9078, 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-2016-9078 being actively exploited in the wild?
It is possible that CVE-2016-9078 is being exploited or will be exploited in a near future based on public information. 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-2016-9078?
CVE-2016-9078 affects Mozilla Firefox.
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