CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 4.3. It affects Firefox.
CVE
CVE-2025-5263
Severity
MEDIUM
CVSS
4.3
EPSS
0.22%
Firefox
Original NVD Description
Error handling for script execution was incorrectly isolated from web content, which could have allowed cross-origin leak attacks. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.
Related CVEs
Other vulnerabilities affecting the same vendor(s)