FI
Browser
Firefox
On CISA KEVExploited in the wildRansomware-linked
3,445
CVEs
15
On KEV
10.0
Max CVSS
77
New 30D
Severity mix
Critical 489High 10Medium 1Low 0
Watch
Add Firefox to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2026-12295 | 9.6 | Jun 16 | Sandbox escape in the DOM: Navigation component Affected: before 115.37.0; before 152.0.0; 128.0 before 140.12.0 |
| CVE-2026-12294 | 9.6 | Jun 16 | Sandbox escape in the DOM: Workers component Affected: before 115.37.0; before 152.0.0; 128.0 before 140.12.0 |
| CVE-2026-8959 | 9.6 | May 19 | Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component Affected: before 140.11.0; before 151.0.0 |
| CVE-2026-8953 | 9.6 | May 19 | Sandbox escape due to use-after-free in the Disability Access APIs component Affected: before 115.36.0; before 151.0.0; 140.0 before 140.11.0 |
| CVE-2026-7321 | 9.6 | Apr 28 | Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component Affected: before 140.10.1; before 150.0 |
| CVE-2024-7519 | 9.6 | Aug 6 | Insufficient checks when processing graphics shared memory could have led to memory corruption Affected: before 129.0 |
| CVE-2022-26384 | 9.6 | Dec 22 | If an attacker could control the contents of an iframe sandboxed with <code>allow-popups</code> but not <code>allow-scripts</code>, they were able to craft a link that, when… Affected: before 98.0 |
| CVE-2022-22759 | 9.6 | Dec 22 | If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g Affected: before 97.0 |
| CVE-2026-92059 | 9.3 | Sep 15 | Incorrect boundary conditions in the DOM: Editor component Affected: before 153.3.0; 154.0.0 before 156.0.0 |
| CVE-2026-8950 | 9.3 | May 19 | Same-origin policy bypass in the Networking: HTTP component Affected: before 140.11.0; before 151.0.0 |
| CVE-2019-9812 | 9.3 | Jan 8 | Given a compromised sandboxed content process due to a separate vulnerability, it is possible to escape that sandbox by loading accounts.firefox.com in that process and forcing a… Affected: before 60.9; before 69.0; 61.0 before 68.1 |
| CVE-2026-100763 | 9.1 | Sep 29 | Incorrect boundary conditions in the Graphics: WebGPU component Affected: before 157.0.0 |
| CVE-2026-92079 | 9.1 | Sep 15 | Mitigation bypass in the Widget: Win32 component Affected: before 153.3.0; 154.0.0 before 156.0.0 |
| CVE-2026-92075 | 9.1 | Sep 15 | Mitigation bypass in the Networking component Affected: before 153.3.0; 154.0.0 before 156.0.0 |
| CVE-2026-92057 | 9.1 | Sep 15 | Mitigation bypass in the Enterprise Policies component Affected: before 153.3.0; 154.0.0 before 156.0.0 |
| CVE-2026-92051 | 9.1 | Sep 15 | Spoofing issue due to invalid pointer in the Graphics component Affected: before 156.0.0 |
| CVE-2026-92050 | 9.1 | Sep 15 | Sandbox escape due to race condition in the XPConnect component Affected: before 156.0.0 |
| CVE-2026-92041 | 9.1 | Sep 15 | Mitigation bypass in the DOM: Networking component Affected: before 153.3.0; 154.0.0 before 156.0.0 |
| CVE-2026-92038 | 9.1 | Sep 15 | Mitigation bypass in the Remote Settings Client component Affected: before 153.3.0; 154.0.0 before 156.0.0 |
| CVE-2026-92034 | 9.1 | Sep 15 | Site isolation issue in the Graphics component Affected: before 156.0.0 |
| CVE-2026-74986 | 9.1 | Aug 18 | Site isolation issue in the CSS Parsing and Computation component Affected: before 153.1.0 |
| CVE-2026-74961 | 9.1 | Aug 18 | Side-channel in the Web Audio component Affected: before 153.1.0; before 153.1.0 |
| CVE-2026-74956 | 9.1 | Aug 18 | Same-origin policy bypass in the DOM: Service Workers component Affected: before 153.1.0; before 154.0.0 |
| CVE-2026-74938 | 9.1 | Aug 18 | Mitigation bypass in the JavaScript: GC component Affected: before 153.1.0; before 154.0.0 |
| CVE-2026-74959 | 9.1 | Aug 18 | Mitigation bypass in the Storage: Cache API component Affected: before 140.14.0; 141.0 before 153.1.0 |
| CVE-2026-16406 | 9.1 | Jul 21 | Mitigation bypass in the Networking component Affected: before 153.0.0 |
| CVE-2026-16394 | 9.1 | Jul 21 | Mitigation bypass in the DOM: Security component Affected: before 153.0.0 |
| CVE-2026-16359 | 9.1 | Jul 21 | Incorrect boundary conditions in the Audio/Video: GMP component Affected: before 115.38.0; before 153.0.0; 128.1.0 before 140.13.0 |
| CVE-2026-16393 | 9.1 | Jul 21 | Incorrect boundary conditions in the Graphics: WebGPU component Affected: before 153.0.0 |
| CVE-2026-16392 | 9.1 | Jul 21 | JIT miscompilation in the JavaScript Engine: JIT component Affected: before 153.0.0 |
| CVE-2026-16390 | 9.1 | Jul 21 | Mitigation bypass in the Enterprise Policies component Affected: before 140.13.0; before 153.0.0 |
| CVE-2026-16381 | 9.1 | Jul 21 | Same-origin policy bypass in the Networking: DNS component Affected: before 140.13.0; before 153.0.0 |
| CVE-2026-16380 | 9.1 | Jul 21 | Mitigation bypass in the Networking component Affected: before 153.0.0 |
| CVE-2026-16370 | 9.1 | Jul 21 | Mitigation bypass in the DOM: Networking component Affected: before 153.0.0 |
| CVE-2026-16364 | 9.1 | Jul 21 | Incorrect boundary conditions in the Audio/Video: Playback component Affected: before 153.0.0 |
| CVE-2026-12316 | 9.1 | Jun 16 | Mitigation bypass in the DOM: Security component Affected: before 152.0.0 |
| CVE-2026-12315 | 9.1 | Jun 16 | Mitigation bypass in the DOM: Security component Affected: before 140.12.0; before 152.0.0 |
| CVE-2026-12304 | 9.1 | Jun 16 | Same-origin policy bypass in the Networking: Cookies component Affected: before 140.12.0; before 152.0.0 |
| CVE-2026-8948 | 9.1 | May 19 | Same-origin policy bypass in the DOM: Networking component Affected: before 151.0.0 |
The 500 most important CVEs for this product (exploited first, then by severity)
