Vulnerabilidades
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Vulnerabilidades nuevas2687▼ 562 respecto a la semana anterior
Críticas / altas1259▼ 239 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 |
|---|---|---|---|---|---|---|---|---|
| Modificada | Crítica (9.8) | 0.29% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Modificada | Media (6.1) | 0.34% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Clickjacking issue in the DOM: Events component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Modificada | Media (6.5) | 0.37% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155 and Thunderbird 155. | |
| Modificada | Media (4.3) | 0.21% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Modificada | Media (6.1) | 0.38% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Other issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Analizada | Crítica (9.8) | 0.57% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Other issue in the Profile Backup component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Analizada | Crítica (9.8) | 0.29% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Site isolation issue in the DOM: Push Subscriptions component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Analizada | Alta (7.5) | 0.44% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Information disclosure in the Networking: HTTP component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Analizada | Alta (8.8) | 0.34% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. | |
| Analizada | Alta (7.5) | 0.44% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Analizada | Crítica (9.8) | 0.29% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Analizada | Alta (8.8) | 0.44% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Privilege escalation in the WebDriver BiDi component. This vulnerability was fixed in Firefox 155 and Thunderbird 155. | |
| Analizada | Media (4.3) | 0.31% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 3/9/2026 | Incorrect boundary conditions in the Layout: Grid component. This vulnerability was fixed in Firefox 155 and Thunderbird 155. | |
| Analizada | Media (5.4) | 0.29% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 2/9/2026 | Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Analizada | Media (5.4) | 0.17% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 2/9/2026 | Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. | |
| Analizada | Alta (8.8) | 0.44% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 2/9/2026 | Privilege escalation due to use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Analizada | Media (5.4) | 0.21% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 2/9/2026 | Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. | |
| Analizada | Crítica (9.6) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 2/9/2026 | Sandbox escape due to use-after-free in the DOM: Security component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. | |
| Analizada | Media (5.4) | 0.22% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 2/9/2026 | Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. | |
| Analizada | Crítica (9.6) | 0.32% | — | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 2/9/2026 | Sandbox escape due to use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2. | |
| Analizada | Media (5.4) | 0.29% | 💥 PoC | Mozilla FirefoxMozilla Thunderbird | 1/9/2026 | 2/9/2026 | Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2. | |
| Modificada | Crítica (10) | 0.46% | — | Mozilla FirefoxMozilla Thunderbird | 18/8/2026 | 1/9/2026 | Sandbox escape in the Remote Settings Client component. This vulnerability was fixed in Firefox 154, Thunderbird 154, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 140.15, and Thunderbird 153.2. | |
| Modificada | Crítica (9.8) | 0.71% | — | Mozilla FirefoxMozilla Thunderbird | 18/8/2026 | 1/9/2026 | Internally found bugs present in Thunderbird ESR 140.13, Thunderbird ESR 153.0 and Thunderbird 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154,… | |
| Modificada | Crítica (9.8) | 0.57% | — | Mozilla FirefoxMozilla Thunderbird | 18/8/2026 | 1/9/2026 | Internally found bugs present in Thunderbird 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154 and Thunderbird 154. | |
| Modificada | Crítica (9.8) | 0.61% | — | Mozilla FirefoxMozilla Thunderbird | 18/8/2026 | 1/9/2026 | Internally found bugs present in Thunderbird ESR 153.0 and Thunderbird 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1,… |