CVE-2024-1549
Mozilla: Custom cursor could obscure the permission dialog
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 20, 2024
Updated · November 21, 2025
Description
The Mozilla Foundation Security Advisory describes this flaw as:
If a website set a large custom cursor, portions of the cursor could have overlapped with the permission dialog, potentially resulting in user confusion and unexpected granted permissions.
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 · 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE-1021 · Improper Restriction of Rendered UI Layers or Frames