cbcvebase.
CVE-2016-2817
published 2016-04-30

CVE-2016-2817: The WebExtension sandbox feature in browser/components/extensions/ext-tabs.js in Mozilla Firefox before 46.0 does not properly restrict principal inheritance…

PriorityP424medium5.4CVSS 3.0
AVNACLPRNUIRSUCLILAN
EPSS
1.25%
65.9th percentile
The WebExtension sandbox feature in browser/components/extensions/ext-tabs.js in Mozilla Firefox before 46.0 does not properly restrict principal inheritance during chrome.tabs.create and chrome.tabs.update API calls, which allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted extension that accesses a (1) javascript: or (2) data: URL.

Affected

7 ranges
VendorProductVersion rangeFixed in
debianfirefox< firefox 46.0-1 (sid)firefox 46.0-1 (sid)
debianfirefox-esr< firefox 46.0-1 (sid)firefox 46.0-1 (sid)
mozillafirefox<= 45.0.2
mozillafirefox>= 0 < 46.0+build5-0ubuntu0.14.04.246.0+build5-0ubuntu0.14.04.2
mozillafirefox>= 0 < 46.0.1+build1-0ubuntu0.14.04.346.0.1+build1-0ubuntu0.14.04.3
mozillafirefox>= 0 < 46.0+build5-0ubuntu0.16.04.246.0+build5-0ubuntu0.16.04.2
mozillafirefox>= 0 < 46.0.1+build1-0ubuntu0.16.04.246.0.1+build1-0ubuntu0.16.04.2

CVSS provenance

nvdv3.05.4MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
osv8.8HIGH
vendor_ubuntu8.8HIGH
vendor_debian5.4MEDIUM
vendor_redhat5.4MEDIUM
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