CVE-2024-29944

8.4 highEPSS 4.7%

High (8.4). EPSS 4.7% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.4 high

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 4.7% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
CWE: CWE-830
Published: 2024-03-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

debian:debian_linux
mozilla:firefox

References

http://www.openwall.com/lists/oss-security/2024/03/23/1
https://bugzilla.mozilla.org/show_bug.cgi?id=1886852
https://lists.debian.org/debian-lts-announce/2024/03/msg00028.html
https://www.mozilla.org/security/advisories/mfsa2024-15/
https://www.mozilla.org/security/advisories/mfsa2024-16/

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