Filtered by vendor Mozilla
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Filtered by product Thunderbird
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Total
1639 CVE
| CVE | Vendors | Products | Updated | CVSS v3.1 |
|---|---|---|---|---|
| CVE-2025-11714 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8.8 High |
| Memory safety bugs present in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. | ||||
| CVE-2025-11713 | 2 Microsoft, Mozilla | 4 Windows, Firefox, Firefox Esr and 1 more | 2026-02-26 | 8.1 High |
| Insufficient escaping in the “Copy as cURL” feature could have been used to trick a user into executing unexpected code on Windows. This did not affect the application when running on other operating systems. This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. | ||||
| CVE-2025-11715 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8.8 High |
| Memory safety bugs present in Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. | ||||
| CVE-2025-11721 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-02-26 | 9.8 Critical |
| Memory safety bug present in Firefox 143 and Thunderbird 143. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox < 144 and Thunderbird < 144. | ||||
| CVE-2025-13027 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-02-26 | 8.1 High |
| Memory safety bugs present in Firefox 144 and Thunderbird 144. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 145 and Thunderbird < 145. | ||||
| CVE-2025-14322 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8 High |
| Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6. | ||||
| CVE-2025-14323 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8.8 High |
| Privilege escalation in the DOM: Notifications component. This vulnerability affects Firefox < 146, Firefox ESR < 115.31, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6. | ||||
| CVE-2025-14328 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8.8 High |
| Privilege escalation in the Netmonitor component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6. | ||||
| CVE-2025-14329 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8.8 High |
| Privilege escalation in the Netmonitor component. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6. | ||||
| CVE-2025-14333 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8.1 High |
| Memory safety bugs present in Firefox ESR 140.5, Thunderbird ESR 140.5, Firefox 145 and Thunderbird 145. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 146, Firefox ESR < 140.6, Thunderbird < 146, and Thunderbird < 140.6. | ||||
| CVE-2026-2761 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 10 Critical |
| Sandbox escape in the Graphics: WebRender component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8. | ||||
| CVE-2026-2760 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 10 Critical |
| Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8. | ||||
| CVE-2026-2759 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 9.8 Critical |
| Incorrect boundary conditions in the Graphics: ImageLib component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8. | ||||
| CVE-2026-2758 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 9.8 Critical |
| Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8. | ||||
| CVE-2026-2757 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 9.8 Critical |
| Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8. | ||||
| CVE-2026-2780 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8.8 High |
| Privilege escalation in the Netmonitor component. This vulnerability affects Firefox < 148, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8. | ||||
| CVE-2026-0891 | 1 Mozilla | 4 Firefox, Firefox Esr, Thunderbird and 1 more | 2026-02-26 | 8.1 High |
| Memory safety bugs present in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7. | ||||
| CVE-2026-0892 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-02-26 | 9.8 Critical |
| Memory safety bugs present in Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 147 and Thunderbird < 147. | ||||
| CVE-2026-2777 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 9.8 Critical |
| Privilege escalation in the Messaging System component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8. | ||||
| CVE-2026-2782 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-02-26 | 8.8 High |
| Privilege escalation in the Netmonitor component. This vulnerability affects Firefox < 148, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8. | ||||