CVE-2024-29944

Mozilla: Privileged JavaScript Execution via Event Handlers

Published Mar 22, 2024 CVSS 3.1 · 8.4 High EPSS 4.7% KEV · Not listed
Description
An attacker was able to inject an event handler into a privileged object that would allow arbitrary JavaScript execution in the parent process. Note: This vulnerability affects Desktop Firefox only, it does not affect mobile versions of Firefox. This vulnerability affects Firefox < 124.0.1 and Firefox ESR < 115.9.1.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3775-1 firefox-esr security update
Debian DSA Debian DSA DSA-5645-1 firefox-esr security update
EUVD EUVD EUVD-2024-26918 An attacker was able to inject an event handler into a privileged object that would allow arbitrary JavaScript execution in the parent process. Note: This vulnerability affects Desktop Firefox only, it does not affect mobile versions of Firefox. This vulnerability affects Firefox < 124.0.1 and Firefox ESR < 115.9.1.
Ubuntu USN Ubuntu USN USN-6710-1 Firefox vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00884}

epss

{'score': 0.01897}

Type Values Removed Values Added
First Time appeared Debian
Debian debian Linux
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Vendors & Products Debian
Debian debian Linux
Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Mozilla firefox Esr
Weaknesses CWE-830
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Vendors & Products Mozilla
Mozilla firefox
Mozilla firefox Esr
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Mar 14, 2025, 3:08 PM
Reserved
Mar 21, 2024, 8:42 PM
Status
Analyzed
Published
Mar 22, 2024, 1:15 PM
Modified
Jun 17, 2026, 7:23 AM
Severity
Critical
Public date
Mar 22, 2024, 12:00 AM