NVD や CVE、ほか複数の脅威フィードを束ね、RCE など高リスクな事象を深く追える一覧です。CVSS と EPSS を組み合わせ、Exploit 参照や PoC の有無から悪用しやすさを追跡します。ベンダー修正や緩和策の文脈とあわせて優先度を決め、対応サイクルを短く保ちつつ重要資産を守る支援をします。
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| CVE | 説明 | CVSS 最大値 | EPSS（%） | 公開 | 更新 |
|---|---|---|---|---|---|
| CVE-2026-14241 | Memory safety bugs present in Firefox 152.0.3. 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 152.0.4. | 9.8 | 0.23% | 2026-06-30 | 2026-07-06 |
| CVE-2026-12328 | Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. 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 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. | 8.1 | 0.48% | 2026-06-16 | 2026-07-15 |
| CVE-2026-12327 | Memory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. 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 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 8.1 | 0.41% | 2026-06-16 | 2026-06-17 |
| CVE-2026-12326 | Memory safety bugs present in Firefox 151 and Thunderbird 151. 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 152 and Thunderbird 152. | 8.1 | 0.29% | 2026-06-16 | 2026-07-14 |
| CVE-2026-12324 | 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. | 7.3 | 0.22% | 2026-06-16 | 2026-06-17 |
| CVE-2026-12318 | Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152. | 7.3 | 0.26% | 2026-06-16 | 2026-06-17 |
| CVE-2026-12317 | Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152. | 7.5 | 0.31% | 2026-06-16 | 2026-06-18 |
| CVE-2026-12316 | Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152 and Thunderbird 152. | 9.1 | 0.24% | 2026-06-16 | 2026-06-17 |
| CVE-2026-12315 | Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 9.1 | 0.28% | 2026-06-16 | 2026-06-17 |
| CVE-2026-12314 | Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 7.5 | 0.27% | 2026-06-16 | 2026-06-18 |
| CVE-2026-12312 | Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 7.5 | 0.27% | 2026-06-16 | 2026-06-18 |
| CVE-2026-12310 | Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 7.5 | 0.27% | 2026-06-16 | 2026-06-18 |
| CVE-2026-12305 | Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 7.5 | 0.40% | 2026-06-16 | 2026-06-18 |
| CVE-2026-12304 | Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 9.1 | 0.19% | 2026-06-16 | 2026-06-17 |
| CVE-2026-12297 | Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. | 9.6 | 0.39% | 2026-06-16 | 2026-07-15 |
| CVE-2026-12296 | Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 9.6 | 0.39% | 2026-06-16 | 2026-07-15 |
| CVE-2026-12295 | Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. | 9.6 | 0.39% | 2026-06-16 | 2026-07-15 |
| CVE-2026-12294 | Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12. | 9.6 | 0.36% | 2026-06-16 | 2026-07-15 |
| CVE-2026-12293 | Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152. | 9.8 | 0.30% | 2026-06-16 | 2026-07-14 |
| CVE-2026-12292 | Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | 8.1 | 0.40% | 2026-06-16 | 2026-07-15 |