#VU78853 Insufficient UI Warning of Dangerous Operations in Mozilla products - CVE-2023-4053
Published: August 1, 2023 / Updated: August 29, 2023
Mozilla Firefox
Firefox ESR
Firefox for Android
Mozilla
Description
The vulnerability allows a remote attacker to perform spoofing attack.
The vulnerability exists due an error when handling full screen notifications. A malicious website can obscure the full screen notification by using a
URL with a scheme handled by an external program, such as a mailto URL, and perform spoofing attack.