Search Results (3137 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2026-0881 1 Mozilla 2 Firefox, Thunderbird 2026-04-13 10 Critical
Sandbox escape in the Messaging System component. This vulnerability was fixed in Firefox 147 and Thunderbird 147.
CVE-2026-0880 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 8.8 High
Sandbox escape due to integer overflow in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.
CVE-2026-0879 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 9.8 Critical
Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.
CVE-2026-0878 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 8 High
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.
CVE-2026-0877 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 8.1 High
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.
CVE-2025-9187 1 Mozilla 2 Firefox, Thunderbird 2026-04-13 9.8 Critical
Memory safety bugs present in Firefox 141 and Thunderbird 141. 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 142 and Thunderbird 142.
CVE-2025-9186 2 Google, Mozilla 2 Android, Firefox 2026-04-13 6.5 Medium
Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability was fixed in Firefox 142.
CVE-2025-9185 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 8.1 High
Memory safety bugs present in Firefox ESR 115.26, Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141. 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 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.
CVE-2025-9184 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 8.1 High
Memory safety bugs present in Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141. 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 142, Firefox ESR 140.2, Thunderbird 142, and Thunderbird 140.2.
CVE-2025-9183 1 Mozilla 2 Firefox, Firefox Esr 2026-04-13 6.5 Medium
Spoofing issue in the Address Bar component. This vulnerability was fixed in Firefox 142 and Firefox ESR 140.2.
CVE-2025-9182 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 7.5 High
Denial-of-service due to out-of-memory in the Graphics: WebRender component. This vulnerability was fixed in Firefox 142, Firefox ESR 140.2, Thunderbird 142, and Thunderbird 140.2.
CVE-2025-9181 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 6.5 Medium
Uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in Firefox 142, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.
CVE-2025-9180 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 8.1 High
Same-origin policy bypass in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.
CVE-2025-9179 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-13 9.8 Critical
An attacker was able to perform memory corruption in the GMP process which processes encrypted media. This process is also heavily sandboxed, but represents slightly different privileges from the content process. This vulnerability was fixed in Firefox 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.
CVE-2025-8364 2 Google, Mozilla 2 Android, Firefox 2026-04-13 4.3 Medium
A crafted URL using a blob: URI could have hidden the true origin of the page, resulting in a potential spoofing attack. *Note: This issue only affected Android operating systems. Other operating systems are unaffected.*. This vulnerability was fixed in Firefox 141.
CVE-2025-8044 1 Mozilla 2 Firefox, Thunderbird 2026-04-13 9.8 Critical
Memory safety bugs present in Firefox 140 and Thunderbird 140. 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 141 and Thunderbird 141.
CVE-2025-8043 1 Mozilla 2 Firefox, Thunderbird 2026-04-13 9.8 Critical
Focus incorrectly truncated URLs towards the beginning instead of around the origin. This vulnerability was fixed in Firefox 141.
CVE-2025-8042 2 Google, Mozilla 2 Android, Firefox 2026-04-13 9.8 Critical
Firefox for Android allowed a sandboxed iframe without the `allow-downloads` attribute to start downloads. This vulnerability was fixed in Firefox 141.
CVE-2025-8041 2 Google, Mozilla 2 Android, Firefox 2026-04-13 5.3 Medium
In the address bar, Firefox for Android truncated the display of URLs from the end instead of prioritizing the origin. This vulnerability was fixed in Firefox 141.
CVE-2025-8040 1 Mozilla 4 Firefox, Firefox Esr, Thunderbird and 1 more 2026-04-13 8.8 High
Memory safety bugs present in Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. 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 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.