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485 CVEs · Critical severity
CVEs (485)
Showing 326–350 of 485
| CVE ID | Severity | Patch | CVSS | Published ↓ | Description |
|---|---|---|---|---|---|
| CVE-2026-16380 | CRITICAL | Patched | 9.1 | 2026-07-21 | Mitigation bypass in the Networking component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16379 | CRITICAL | Patched | 9.8 | 2026-07-21 | Privilege escalation in the DOM: Content Processes component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16377 | CRITICAL | Patched | 9.8 | 2026-07-21 | Mitigation bypass in the PDF Viewer component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16375 | CRITICAL | Patched | 9.8 | 2026-07-21 | Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16372 | CRITICAL | Patched | 9.8 | 2026-07-21 | Privilege escalation in the DOM: Content Processes component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16371 | CRITICAL | Patched | 9.8 | 2026-07-21 | Privilege escalation in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16370 | CRITICAL | Patched | 9.1 | 2026-07-21 | Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16369 | CRITICAL | Patched | 9.8 | 2026-07-21 | Integer overflow in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16368 | CRITICAL | Patched | 9.8 | 2026-07-21 | Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16367 | CRITICAL | Patched | 10.0 | 2026-07-21 | Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16366 | CRITICAL | Patched | 9.8 | 2026-07-21 | Privilege escalation in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16365 | CRITICAL | Patched | 9.8 | 2026-07-21 | Privilege escalation in the DOM: Workers component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16364 | CRITICAL | Patched | 9.1 | 2026-07-21 | Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. |
| CVE-2026-16363 | CRITICAL | Patched | 9.8 | 2026-07-21 | JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. |
| CVE-2026-16361 | CRITICAL | Patched | 9.8 | 2026-07-21 | Memory safety bugs present in Thunderbird ESR 140.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could hav… |
| CVE-2026-16360 | CRITICAL | Patched | 9.8 | 2026-07-21 | Memory safety bugs present in Firefox ESR 115.37, Firefox ESR 140.12 and Firefox 152. Some of these bugs showed evidence of memory corruption and we presume that with enoug… |
| CVE-2026-16359 | CRITICAL | Patched | 9.1 | 2026-07-21 | Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and T… |
| CVE-2026-16358 | CRITICAL | Patched | 9.8 | 2026-07-21 | Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunder… |
| CVE-2026-16357 | CRITICAL | Patched | 9.8 | 2026-07-21 | Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbi… |
| CVE-2026-16356 | CRITICAL | Patched | 9.8 | 2026-07-21 | Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbi… |
| CVE-2026-16355 | CRITICAL | Patched | 9.8 | 2026-07-21 | JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunde… |
| CVE-2026-16353 | CRITICAL | Patched | 9.8 | 2026-07-21 | Invalid pointer in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbi… |
| CVE-2026-16352 | CRITICAL | Patched | 9.8 | 2026-07-21 | Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbi… |
| CVE-2026-16351 | CRITICAL | Patched | 9.8 | 2026-07-21 | Sandbox escape due to use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153,… |
| CVE-2026-16350 | CRITICAL | Patched | 9.8 | 2026-07-21 | Incorrect boundary conditions in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and… |