high 7.5

CVE-2024-10466 json

By sending a specially crafted push message, a remote server could have hung the parent process, causing the browser to become unresponsive.

published 2024-10-29 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-33584

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.8%; EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits: 0; none known

By sending a specially crafted push message, a remote server could have hung the parent process, causing the browser to become unresponsive. This vulnerability affects Firefox < 132, Firefox ESR < 128.4, Thunderbird < 128.4, and Thunderbird < 132.

Patch / fix

fixed in 4 distros 7

Mozilla Firefox 132
Mozilla Firefox ESR 128.4
Mozilla Thunderbird 128.4, 132
mozilla firefox_esr 128.4

debian ubuntu red hat suse opensuse almalinux rocky linux

firefox-esr Debian 12 128.4.0esr-1~deb12u1
firefox-esr Debian 14, Debian 13 128.4.0esr-1
thunderbird Debian 12 1:128.4.0esr-1~deb12u1
thunderbird Debian 14, Debian 13 1:128.4.0esr-1

debian advisories DEBIAN-CVE-2024-10466

firefox Ubuntu 20.04 LTS 132.0+build1-0ubuntu0.20.04.1
thunderbird Ubuntu 22.04 LTS 1:140.7.1+build1-0ubuntu0.22.04.1

ubuntu advisories UBUNTU-CVE-2024-10466

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

firefox RHEL 9 128.4.0-1.el9_5
firefox-x11 RHEL 9 128.4.0-1.el9_5
thunderbird RHEL 9 128.4.0-1.el9_5
thunderbird RHEL 9 128.4.0-1.el9_4
thunderbird RHEL 8 128.4.0-1.el8_10
firefox RHEL 8 128.4.0-1.el8_10
firefox RHEL 9 128.4.0-1.el9_4
firefox-x11 RHEL 9 128.4.0-1.el9_4

red hat advisories RHSA-2024:9554 RHSA-2024:9552 RHSA-2024:9016 RHSA-2024:9015 RHSA-2024:9017 RHSA-2024:9018

MozillaThunderbird SLE Workstation Extension 15 SP6, SLE Workstation Extension 15 SP5, SLE Module for Package Hub 15 SP6 +3 more 128.4.3-150200.8.188.1
MozillaFirefox SLES for SAP 15 SP4, SLES for SAP 15 SP3, SLES for SAP 15 SP2 +12 more 128.4.0-150200.152.158.1
MozillaFirefox SLES LTSS Extended Security 12 SP5, SLES 12 SP5-LTSS 128.4.0-112.234.2

suse advisories SUSE-SU-2024:4050-1 SUSE-SU-2024:3899-1 SUSE-SU-2024:3898-1

firefox-esr openSUSE Tumbleweed 128.5.1-1.1
MozillaFirefox openSUSE Tumbleweed 132.0.1-1.1
mozjs128 openSUSE Tumbleweed 128.4.0-1.1
MozillaThunderbird openSUSE Tumbleweed 128.4.0-1.1

opensuse advisories openSUSE-SU-2024:14572-1 openSUSE-SU-2024:14483-1 openSUSE-SU-2024:14461-1 openSUSE-SU-2024:14438-1

thunderbird AlmaLinux 9 128.4.0-1.el9_5.alma.1
firefox AlmaLinux 9 128.4.0-1.el9_5
firefox-x11 AlmaLinux 9 128.4.0-1.el9_5
thunderbird AlmaLinux 8 128.4.0-1.el8_10.alma.1
thunderbird AlmaLinux 9 128.4.0-1.el9_4.alma.1
firefox AlmaLinux 9 128.4.0-1.el9_4
firefox-x11 AlmaLinux 9 128.4.0-1.el9_4
firefox AlmaLinux 8 128.4.0-1.el8_10

almalinux advisories ALSA-2024:9552 ALSA-2024:9554 ALSA-2024:8790 ALSA-2024:8793 ALSA-2024:8726 ALSA-2024:8729

firefox Rocky Linux 9 128.4.0-1.el9_4
thunderbird Rocky Linux 9 128.4.0-1.el9_4
firefox Rocky Linux 8 128.4.0-1.el8_10
thunderbird Rocky Linux 8 128.4.0-1.el8_10

rocky linux advisories RLSA-2024:8726 RLSA-2024:8793 RLSA-2024:8729 RLSA-2024:8790

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2024-10466 updated 2026-11-07 cvss 4.3

firefox: DOM push subscription message could hang Firefox

Red Hat Enterprise Linux 6 firefox, thunderbird Red Hat Enterprise Linux 7 thunderbird
affected: no fix planned “Out of support scope”
Red Hat Enterprise Linux 9 firefox-flatpak-container, thunderbird-flatpak-container
affected: no fix available
Red Hat Enterprise Linux AppStream (v. 8) firefox 128.4.0-1.el8_10, thunderbird 128.4.0-1.el8_10
fixed: vendor fix RHSA-2024:8729
Red Hat Enterprise Linux AppStream (v. 9) firefox 128.4.0-1.el9_4, firefox 128.4.0-1.el9_5, firefox-x11 128.4.0-1.el9_4, firefox-x11 128.4.0-1.el9_5, thunderbird 128.4.0-1.el9_4, thunderbird 128.4.0-1.el9_5
fixed: vendor fix RHSA-2024:8726
Red Hat Enterprise Linux AppStream AUS (v. 8.2) firefox 128.4.0-1.el8_2, thunderbird 128.4.0-1.el8_2
fixed: vendor fix RHSA-2024:8724
Red Hat Enterprise Linux AppStream AUS (v.8.4) firefox 128.4.0-1.el8_4, thunderbird 128.4.0-1.el8_4
fixed: vendor fix RHSA-2024:8723
Red Hat Enterprise Linux AppStream AUS (v.8.6) firefox 128.4.0-1.el8_6, thunderbird 128.4.0-1.el8_6
fixed: vendor fix RHSA-2024:8725
Red Hat Enterprise Linux AppStream E4S (v.8.4) firefox 128.4.0-1.el8_4, thunderbird 128.4.0-1.el8_4
fixed: vendor fix RHSA-2024:8723

show 7 more

Red Hat Enterprise Linux AppStream E4S (v.8.6) firefox 128.4.0-1.el8_6, thunderbird 128.4.0-1.el8_6
fixed: vendor fix RHSA-2024:8725
Red Hat Enterprise Linux AppStream E4S (v.9.0) firefox 128.4.0-1.el9_0, thunderbird 128.4.0-1.el9_0
fixed: vendor fix RHSA-2024:8721
Red Hat Enterprise Linux AppStream EUS (v.8.8) firefox 128.4.0-1.el8_8, thunderbird 128.4.0-1.el8_8
fixed: vendor fix RHSA-2024:8722
Red Hat Enterprise Linux AppStream EUS (v.9.2) firefox 128.4.0-1.el9_2, firefox-x11 128.4.0-1.el9_2, thunderbird 128.4.0-1.el9_2
fixed: vendor fix RHSA-2024:8720
Red Hat Enterprise Linux AppStream TUS (v.8.4) firefox 128.4.0-1.el8_4, thunderbird 128.4.0-1.el8_4
fixed: vendor fix RHSA-2024:8723
Red Hat Enterprise Linux AppStream TUS (v.8.6) firefox 128.4.0-1.el8_6, thunderbird 128.4.0-1.el8_6
fixed: vendor fix RHSA-2024:8725
Red Hat Enterprise Linux Server (v. 7 ELS) firefox 128.4.0-1.el7_9
fixed: vendor fix RHSA-2024:8727

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 2 y ago (2024-10-29)

Exploit prediction

0.81% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Mozilla Firefox
Mozilla Firefox ESR
Mozilla Thunderbird
mozilla firefox_esr

Classification

Weakness

CWE-400 Uncontrolled Resource Consumption

References

mozilla.org /security/advisories/mfsa2024-55/
vendor-advisory
mozilla.org /security/advisories/mfsa2024-56/
vendor-advisory
mozilla.org /security/advisories/mfsa2024-58/
vendor-advisory
mozilla.org /security/advisories/mfsa2024-59/
vendor-advisory
bugzilla.mozilla.org /show_bug.cgi?id=1924154
issue-tracking, permissions-required
lists.debian.org /debian-lts-announce/2024/11/msg00001.html
lists.debian.org /debian-lts-announce/2024/10/msg00034.html

Sources

CVE List CVE-2024-10466
NVD CVE-2024-10466

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary