CVE-2016-9078

Publication date 30 November 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	16.10 yakkety	Fixed 50.0.2+build1-0ubuntu0.16.10.1
	16.04 LTS xenial	Fixed 50.0.2+build1-0ubuntu0.16.04.1
	14.04 LTS trusty	Fixed 50.0.2+build1-0ubuntu0.14.04.1
	12.04 LTS precise	Fixed 50.0.2+build1-0ubuntu0.12.04.1
thunderbird	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected

Severity score breakdown

Parameter	Value
Base score	8.8 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-3140-1
Firefox vulnerabilities
30 November 2016