Vulnerabilidades
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Vulnerabilidades nuevas2768▼ 554 respecto a la semana anterior
Críticas / altas1325▼ 178 respecto a la semana anterior
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2030 resultados, ordenados por fecha de publicación (más recientes primero)
| CVE | Estado | Severidad | EPSS | Explotación activa | Tecnologías afectadas | Publicada ▼ | Modificada | Descripción |
|---|---|---|---|---|---|---|---|---|
| Analizada | Crítica (9.6) | 0.30% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Sandbox escape due to incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. | |
| Analizada | Alta (7.5) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Information disclosure in the Networking: HTTP component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.24% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Privilege escalation due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. | |
| Analizada | Alta (7.5) | 0.22% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Race condition in the DOM: Content Processes component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. | |
| Analizada | Crítica (9.1) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.42% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. | |
| Analizada | Media (6.3) | 0.20% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Mitigation bypass in the DOM: Notifications component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. | |
| Analizada | Crítica (9.1) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3. | |
| Analizada | Crítica (9.8) | 0.55% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Incorrect boundary conditions in the DOM: Animation component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. | |
| Analizada | Crítica (9.8) | 0.55% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Incorrect boundary conditions in the Networking: HTTP component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. | |
| Analizada | Crítica (9.6) | 0.33% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Thunderbird 140.17, Firefox 156, Firefox ESR 153.3, Thunderbird 156, Thunderbird 153.3, Firefox ESR 115.42, and Firefox ESR 140.17. | |
| Analizada | Crítica (9.1) | 0.27% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156. | |
| Analizada | Crítica (9.6) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 5/10/2026 | Sandbox escape due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Media (6.5) | 0.31% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Information disclosure in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Media (5.4) | 0.22% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the DOM: Streams component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.31% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the XML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. | |
| Analizada | Alta (8.8) | 0.28% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox ESR 140.16 and Thunderbird 140.16. | |
| Analizada | Alta (8.8) | 0.26% | — | Mozilla FirefoxMozilla Thunderbird | 15/9/2026 | 6/10/2026 | Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3. |