Find real vulnerabilities before they ship
The Developer Tools feature suffers from a XUL injection vulnerability due to improper sanitization of the web page source code. In the worst case, this could allow arbitrary code execution when opening a malicious page with the style editor tool. This vulnerability affects Firefox ESR < 52.3 and Firefox < 55.
Base Score
8.8
| Base Score | 8.8 |
|---|---|
| Vector String | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Base Severity | High |
| Version | 3.0 |
| Attack Vector (AV) | NETWORK |
