VULNERABILITY INTELLIGENCE
CVE-2017-5393
CVSS score6.1 MEDIUM
EPSS probability0.90%
CISA KEVNot currently listed
Published2018-06-11
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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.
Weakness classification
- CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Primary references
- security@mozilla.org — Third Party Advisory, VDB Entry
- security@mozilla.org — Third Party Advisory, VDB Entry
- security@mozilla.org — Permissions Required
- security@mozilla.org — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Permissions Required
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory