CVE-2017-5393

MEDIUM

Firefox < 51.0 - Cross-Site Scripting via mozAddonManager Extension Installation

Title source: llm

Description

The "mozAddonManager" allows for the installation of extensions from the CDN for addons.mozilla.org, a publicly accessible site. This could allow malicious extensions to install additional extensions from the CDN in combination with an XSS attack on Mozilla AMO sites. This vulnerability affects Firefox < 51.

References (4)

Core 4

Core References

Permissions Required x_refsource_confirm

https://bugzilla.mozilla.org/show_bug.cgi?id=1309282

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://www.securitytracker.com/id/1037693

Vendor Advisory x_refsource_confirm

https://www.mozilla.org/security/advisories/mfsa2017-01/

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/95763

Scores

CVSS v3 6.1

EPSS 0.0047

EPSS Percentile 64.6%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE

CWE-79

Status published

Products (1)

mozilla/firefox < 51.0

Published Jun 11, 2018

Tracked Since Feb 18, 2026