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CVSS
EPSS
| CVE | CVSS | EPSS | Vendor, product | Description | Modified |
|---|---|---|---|---|---|
| CVE-2026-12305 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | Mon 26 Oct |
| CVE-2026-7320 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1. | Mon 26 Oct |
| CVE-2026-12310 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | Mon 26 Oct |
| CVE-2026-12312 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | Mon 26 Oct |
| CVE-2026-12314 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | Mon 26 Oct |
| CVE-2026-12317 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152. | Mon 26 Oct |
| CVE-2026-6759 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Use-after-free in the Widget: Cocoa component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. | Mon 26 Oct |
| CVE-2026-6773 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Denial-of-service due to integer overflow in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 150 and Thunderbird 150. | Mon 26 Oct |
| CVE-2026-6780 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150. | Mon 26 Oct |
| CVE-2026-6781 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150. | Mon 26 Oct |
| CVE-2026-6782 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 150 and Thunderbird 150. | Mon 26 Oct |
| CVE-2026-6749 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure due to uninitialized memory in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. | Sun 25 Oct |
| CVE-2026-6754 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. | Sun 25 Oct |
| CVE-2026-16398 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. | Sat 24 Oct |
| CVE-2026-16354 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. | Sat 24 Oct |
| CVE-2026-16374 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure in the Framework component in DevTools. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. | Sat 24 Oct |
| CVE-2026-16378 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Other issue in the DOM: Copy & Paste and Drag & Drop component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. | Sat 24 Oct |
| CVE-2026-16384 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure due to uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. | Sat 24 Oct |
| CVE-2026-16385 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure due to uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. | Sat 24 Oct |
| CVE-2026-16386 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure due to uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. | Sat 24 Oct |
| CVE-2026-16391 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. | Sat 24 Oct |
| CVE-2026-16399 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. | Sat 24 Oct |
| CVE-2026-16400 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Information disclosure in the DOM: Security component. This vulnerability was fixed in Firefox 153 and Thunderbird 153. | Sat 24 Oct |
| CVE-2026-16405 | 7.5 high | 0.00% | mozilla, firefox | Information disclosure in the Networking: WebSockets component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13. | Sat 24 Oct |
| CVE-2026-14899 | 7.5 high | 0.00% | mozilla, thunderbird | The code to parse MIME headers for display when forwarding a message (if the setting to view all headers was enabled) had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the headers, and potentially crashing Thunderbird. This vulnerability was fixed in Thunderbird 153 and Thunderbird 140.13. | Sat 24 Oct |
| CVE-2025-13012 | 7.5 high | 0.00% | mozilla, firefox | Race condition in the Graphics component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Firefox ESR 115.30, Thunderbird 145, and Thunderbird 140.5. | Fri 23 Oct |
| CVE-2025-13016 | 7.5 high | 0.00% | mozilla, firefox | Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5. | Fri 23 Oct |
| CVE-2026-100805 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Race condition, use-after-free in the Audio/Video component. This vulnerability was fixed in Thunderbird 157 and Firefox 157. | 19 Oct |
| CVE-2025-13025 | 7.5 high | 0.00% | mozilla, firefox | Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145. | 18 Oct |
| CVE-2026-8954 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Incorrect boundary conditions, integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | 14 Oct |
| CVE-2026-8960 | 7.5 high | 0.00% | mozilla, firefox, thunderbird | Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | 14 Oct |
| CVE-2026-6751 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Uninitialized memory in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. | Mon 26 Oct |
| CVE-2026-6753 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. | Mon 26 Oct |
| CVE-2026-8090 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2. | Mon 26 Oct |
| CVE-2026-7322 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. 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 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1. | Mon 26 Oct |
| CVE-2026-7324 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Memory safety bugs present in Thunderbird 150.0.0. 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 150.0.1 and Thunderbird 150.0.1. | Mon 26 Oct |
| CVE-2026-12318 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152. | Mon 26 Oct |
| CVE-2026-12324 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | Mon 26 Oct |
| CVE-2026-7323 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. 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 150.0.1, Firefox ESR 140.10.1, Thunderbird 150.0.1, and Thunderbird 140.10.1. | Mon 26 Oct |
| CVE-2026-6752 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. | Sun 25 Oct |
| CVE-2025-10528 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3. | Fri 23 Oct |
| CVE-2026-109747 | 7.3 high | 0.00% | no CPE yet | Other issue in the Address Bar component. This vulnerability was fixed in Firefox 158 and Thunderbird 158. | 19 Oct |
| CVE-2026-109746 | 7.3 high | 0.00% | no CPE yet | Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 158 and Thunderbird 158. | 19 Oct |
| CVE-2026-8947 | 7.3 high | 0.00% | mozilla, firefox, thunderbird | Use-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | 14 Oct |
| CVE-2025-10527 | 7.1 high | 0.00% | mozilla, firefox, thunderbird | Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3. | Fri 23 Oct |
| CVE-2026-100792 | 7.1 high | 0.00% | mozilla, firefox, thunderbird | JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17. | 19 Oct |
| CVE-2026-109720 | 7.1 high | 0.00% | no CPE yet | JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5. | 19 Oct |
| CVE-2026-109712 | 7.1 high | 0.00% | no CPE yet | Sandbox escape due to uninitialized memory in the Graphics component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5. | 16 Oct |
| CVE-2026-6764 | 6.5 medium | 0.00% | mozilla, firefox, thunderbird | Incorrect boundary conditions in the DOM: Device Interfaces component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10. | Mon 26 Oct |
| CVE-2026-12309 | 6.5 medium | 0.00% | mozilla, firefox, thunderbird | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | Mon 26 Oct |
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EPSS scores: 2026-10-29. NVD cursor: 2026-10-29 00:22. The News page shows only notable CVEs (KEV, your stack, new criticals, EPSS over 50%, or active exploitation per SSVC); this table has all of them.