CVE-2024-3863

CRITICAL

Mozilla Firefox < 115.10.0 - Unrestricted File Upload

Title source: rule
STIX 2.1

Description

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.* This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

References (4)

Core 4

Scores

CVSS v3 9.8
EPSS 0.0034
EPSS Percentile 56.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-434
Status published
Products (3)
mozilla/firefox < 115.10.0
mozilla/firefox < 125.0
mozilla/thunderbird < 115.10
Published Apr 16, 2024
Tracked Since Feb 18, 2026