vulnerability
MFSA2024-47 Firefox: Security Vulnerabilities fixed in Firefox ESR 128.3 (CVE-2024-9399)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Oct 1, 2024 | Oct 2, 2024 | Nov 27, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Oct 1, 2024
Added
Oct 2, 2024
Modified
Nov 27, 2025
Description
A website configured to initiate a specially crafted WebTransport session could crash the Firefox process leading to a denial of service condition. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.
Solution
mozilla-firefox-esr-upgrade-128_3
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.