CVE-2023-5721

Mozilla: Queued up rendering could have allowed websites to clickjack

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Severity

Important

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · October 24, 2023

Updated · November 22, 2025

Description

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as follows: Certain browser prompts and dialogs could be activated or dismissed unintentionally by the user due to an insufficient activation delay.

Statement

Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-356 · Product UI does not Warn User of Unsafe Actions