CVSS Score of 10 (low)


Published Jul 5, 2023
Updated: Jul 12, 2023
CWE ID 470


CVE-2023-37207 is a vulnerability that affects Firefox versions prior to 115, Firefox ESR versions prior to 102.13, and Thunderbird versions prior to 102.13. The vulnerability allows a website to obscure the fullscreen notification by using a URL with a scheme handled by an external program, potentially leading to user confusion and possible spoofing attacks. The vulnerability has a CVSS score of 6.5, categorizing it as medium severity. No privileges are required for exploitation, but user interaction is required. The impact of the vulnerability is high in terms of integrity, but it does not have an impact on confidentiality or availability.

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