Description
Memory safety bugs present in Firefox 119. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 120.
References (3)
Core 3
Core References
Release Notes, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-49/
Third Party Advisory
https://security.gentoo.org/glsa/202401-10
Scores
CVSS v3
8.8
EPSS
0.0022
EPSS Percentile
45.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (1)
mozilla/firefox
< 120.0
Published
Nov 21, 2023
Tracked Since
Feb 18, 2026