CVE-2016-9903

Publication date 13 December 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	16.10 yakkety	Fixed 50.1.0+build2-0ubuntu0.16.10.1
	16.04 LTS xenial	Fixed 50.1.0+build2-0ubuntu0.16.04.1
	14.04 LTS trusty	Fixed 50.1.0+build2-0ubuntu0.14.04.1
	12.04 LTS precise	Fixed 50.1.0+build2-0ubuntu0.12.04.1
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	6.1 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Changed
Confidentiality	Low
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Related Ubuntu Security Notices (USN)

USN-3155-1
Firefox vulnerabilities
13 December 2016