Mozilla developers reported memory safety and script safety bugs present in Firefox 73. Some of these bugs showed evidence of memory corruption or escalation of privilege and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 74.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade librewolfUpgrade firefox | Aug 22, 2024 | Mar 25, 2020 |
| Arch Linux | arch-linux-upgrade-latest | Jul 11, 2025 | Mar 25, 2020 | |
| Mfsa2020 08 | — | Upgrade to Mozilla Firefox version 74.0 | Mar 11, 2020 | Mar 10, 2020 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 25, 2020 |
| Ubuntu | — | Upgrade firefox | Mar 12, 2020 | Mar 11, 2020 |
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