CVE-2023-6206

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Weakness enumeration

CWE-1021

Affected software

No affected versions have been published.

Timeline

Published: Nov 21, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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