CVE-2023-4053
CVSS 3.1 Score 6.5 of 10 (medium)
Details
Published Aug 1, 2023
Updated: Sep 11, 2023
CWE ID 59
Summary
CVE-2023-4053 is a vulnerability affecting Firefox versions below 116, Firefox ESR below 115.2, and Thunderbird below 115.2. Maliciously crafted URLs with schemes handled by external programs, like mailto, can cause full screen notifications to be obscured on a website. This could potentially lead to confusion among users and create opportunities for spoofing attacks. Users are advised to update their browsers to mitigate this risk.
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