CVE-2016-2817

Published Apr 30, 2016

Last updated 7 years ago

Overview

Description
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.
Source
security@mozilla.org
NVD status
Modified

Social media

Hype score
Not currently trending

Risk scores

CVSS 3.0

Type
Primary
Base score
5.4
Impact score
2.5
Exploitability score
2.8
Vector string
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
4.3
Impact score
2.9
Exploitability score
8.6
Vector string
AV:N/AC:M/Au:N/C:N/I:P/A:N

Weaknesses

nvd@nist.gov
CWE-264

Configurations