CVEvulnerability

CVE-2016-2817

5.4 MEDIUM Published 2016-04-30 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2016-04-30
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
5.4 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
Weaknesses
CWE-264

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.

Affected configurations

• mozilla firefox (<= 45.0.2)

Related

Weakness · not in database (1)

References