Firefox
3,434 CVEs tracked. 15 of them are in CISA KEV.
This hub aggregates every CVE we track for Firefox, a product in the consumer software space. Use it to gauge the current risk picture and drill into individual advisories.
Firefox CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 27 |
| 2024-11 | 20 |
| 2024-12 | 0 |
| 2025-01 | 14 |
| 2025-02 | 12 |
| 2025-03 | 18 |
| 2025-04 | 22 |
| 2025-05 | 13 |
| 2025-06 | 15 |
| 2025-07 | 17 |
| 2025-08 | 19 |
| 2025-09 | 14 |
| 2025-10 | 16 |
| 2025-11 | 16 |
| 2025-12 | 16 |
| 2026-01 | 18 |
| 2026-02 | 54 |
| 2026-03 | 48 |
| 2026-04 | 51 |
| 2026-05 | 43 |
| 2026-06 | 47 |
| 2026-07 | 67 |
| 2026-08 | 59 |
| 2026-09 | 104 |
Severity
How the 3,434 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- Critical963
- High1,064
- Medium1,336
- Low71
Latest CVEs
The 15 most recently published vulnerabilities affecting Firefox.
- CVE-2026-92079Mitigation bypass in the Widget: Win32 component9.1
- CVE-2026-92078Denial-of-service in the Security component6.5
- CVE-2026-92077Denial-of-service in the SVG component6.5
- CVE-2026-92076Incorrect boundary conditions in the Networking component8.8
- CVE-2026-92075Mitigation bypass in the Networking component9.1
- CVE-2026-92074Mitigation bypass in the Popup Blocker component8.8
- CVE-2026-92073Privilege escalation in the Enterprise Policies component8.8
- CVE-2026-92072Incorrect boundary conditions in the Safe Browsing component8.0
- CVE-2026-92071Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component9.6
- CVE-2026-92070Information disclosure in the Networking component4.3
- CVE-2026-92069Spoofing issue in the DOM: Navigation component5.4
- CVE-2026-92068Site isolation issue in the Reader Mode component5.4
- CVE-2026-92067Use-after-free in the Widget: Gtk component8.8
- CVE-2026-92066Sandbox escape in the Profile Backup component9.8
- CVE-2026-92065Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component8.8
Product grouping is registry-driven, with AI assist and human review. How it works