Vulnerability DatabaseCVE-2016-9075
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CVE-2016-9075
Published:June 11, 2018
Updated:May 17, 2026
An issue where WebExtensions can use the mozAddonManager API to elevate privilege due to privileged pages being allowed in the permissions list. This allows a malicious extension to then install additional extensions without explicit user permission. This vulnerability affects Firefox < 50.
Related Resources (5)
https://bugzilla.mozilla.org/show_bug.cgi?id=1295324
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-9075
https://www.mozilla.org/security/advisories/mfsa2016-89/
http://www.securitytracker.com/id/1037298
http://www.securityfocus.com/bid/94337
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
EPSS
Base Score:
2.55