CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 5.3. It affects Firefox.
CVE
CVE-2024-9398
Severity
MEDIUM
CVSS
5.3
EPSS
0.56%
Firefox
Original NVD Description
By checking the result of calls to `window.open` with specifically set protocol handlers, an attacker could determine if the application which implements that protocol handler is installed. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.
Related CVEs
Other vulnerabilities affecting the same vendor(s)