CVE-2024-3863
Mozilla: Download Protections were bypassed by .xrm-ms files on Windows
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 16, 2024
Updated · November 21, 2025
Description
The Mozilla Foundation Security Advisory describes this flaw as:
The executable file warning was not presented when downloading .xrm-ms files.
Note: This issue only affected Windows operating systems. Other operating systems are unaffected.
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-357 · Insufficient UI Warning of Dangerous Operations