Filtered by vendor Mozilla
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Filtered by product Thunderbird
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Total
1658 CVE
| CVE | Vendors | Products | Updated | CVSS v3.1 |
|---|---|---|---|---|
| CVE-2026-5735 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-04-13 | 8.1 High |
| Memory safety bugs present in Firefox 149.0.1 and Thunderbird 149.0.1. 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 was fixed in Firefox 149.0.2 and Thunderbird 149.0.2. | ||||
| CVE-2026-5734 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 8.1 High |
| Memory safety bugs present in Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. 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 was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1. | ||||
| CVE-2026-5733 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-04-13 | 8.8 High |
| Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 149.0.2 and Thunderbird 149.0.2. | ||||
| CVE-2026-5732 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 8.8 High |
| Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1. | ||||
| CVE-2026-5731 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 9.8 Critical |
| Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. 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 was fixed in Firefox 149.0.2, Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1. | ||||
| CVE-2026-4729 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-04-13 | 9.8 Critical |
| Memory safety bugs present in Firefox 148 and Thunderbird 148. 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 was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4728 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-04-13 | 6.5 Medium |
| Spoofing issue in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4727 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-04-13 | 7.5 High |
| Denial-of-service in the Libraries component in NSS. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4726 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-04-13 | 7.5 High |
| Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4724 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-04-13 | 9.1 Critical |
| Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4721 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 9.8 Critical |
| Memory safety bugs present in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. 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 was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4720 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 9.8 Critical |
| Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. 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 was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4718 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 8.1 High |
| Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4710 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 9.8 Critical |
| Incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4694 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 7.5 High |
| Incorrect boundary conditions, integer overflow in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4692 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 9.6 Critical |
| Sandbox escape in the Responsive Design Mode component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4689 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2026-04-13 | 10 Critical |
| Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4371 | 1 Mozilla | 1 Thunderbird | 2026-04-13 | 7.4 High |
| A malicious mail server could send malformed strings with negative lengths, causing the parser to read memory outside the buffer. If a mail server or connection to a mail server were compromised, an attacker could cause the parser to malfunction, potentially crashing Thunderbird or leaking sensitive data. This vulnerability was fixed in Thunderbird 149 and Thunderbird 140.9. | ||||
| CVE-2026-3889 | 1 Mozilla | 1 Thunderbird | 2026-04-13 | 6.5 Medium |
| Spoofing issue in Thunderbird. This vulnerability was fixed in Thunderbird 149 and Thunderbird 140.9. | ||||
| CVE-2026-2807 | 1 Mozilla | 2 Firefox, Thunderbird | 2026-04-13 | 9.8 Critical |
| Memory safety bugs present in Firefox 147 and Thunderbird 147. 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 was fixed in Firefox 148 and Thunderbird 148. | ||||