Vulnerability index

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Firefox CRITICAL 10.0
CVE-2026-16367

Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

Fix: 153.0 / 153.0.0+
Fix from $2,300 2026-07-21
Firefox CRITICAL 9.8
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…

Mitigation only
Fix from $2,300 2026-06-30
Firefox HIGH 7.5
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.

Fix: 140.12.0 / 152.0.0+
Fix from $1,950 2026-06-16
Firefox HIGH 7.5
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.

Fix: 140.12.0 / 152.0.0+
Fix from $1,950 2026-06-16
Firefox MEDIUM 5.4
CVE-2026-12298

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Fix: 140.12.0 / 152.0+
Fix from $1,600 2026-06-16
Firefox HIGH 8.1
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 Thund…

Fix: 140.12.0 / 152.0.0+
Fix from $1,950 2026-06-16
Firefox HIGH 8.8
CVE-2026-8975

Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we …

Fix: 115.36.0 / 140.11+
Fix from $1,950 2026-05-19
Firefox HIGH 8.8
CVE-2026-8973

Memory safety bugs present in Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of the…

Fix: 151.0.0+
Fix from $1,950 2026-05-19
Firefox HIGH 7.5
CVE-2026-8946

Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR …

Fix: 115.36.0 / 140.11+
Fix from $1,950 2026-05-19
Firefox MEDIUM 6.5
CVE-2026-8388

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox E…

Fix: 150.0.3+
Fix from $1,600 2026-05-12
Firefox HIGH 8.1
CVE-2026-8092

Memory safety bugs present in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1. Some of these bugs showed evidence of memory corruption…

Fix: 115.35.2 / 140.10.2+
Fix from $1,950 2026-05-07
Firefox HIGH 7.3
CVE-2026-7322

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 presum…

Fix: 115.35.1 / 140.10.1+
Fix from $1,950 2026-04-28
Firefox HIGH 7.3
CVE-2026-7323

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 presum…

Fix: 140.10.1 / 150.0.1+
Fix from $1,950 2026-04-28
Firefox HIGH 7.5
CVE-2026-6785

Memory safety bugs present in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showe…

Fix: 115.35.0 / 140.10.0+
Fix from $1,950 2026-04-26
Firefox HIGH 7.5
CVE-2026-6786

Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory…

Fix: 140.10.0 / 150.0+
Fix from $1,950 2026-04-26
Firefox HIGH 7.5
CVE-2026-6784

Memory safety bugs present in Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corruption and we presume that with enoug…

Fix: 150.0+
Fix from $1,950 2026-04-21
Firefox HIGH 7.3
CVE-2026-6753

Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderb…

Fix: 140.10.0 / 150.0+
Fix from $1,950 2026-04-21
Firefox CRITICAL 9.8
CVE-2026-5731

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 th…

Mitigation only
Fix from $2,300 2026-04-07
Firefox CRITICAL 9.8
CVE-2026-5734

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 eviden…

Fix: 140.9.1 / 149.0.2+
Fix from $2,300 2026-04-07
Firefox CRITICAL 9.8
CVE-2026-5735

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 wi…

Fix: 149.0.2+
Fix from $2,300 2026-04-07
Firefox HIGH 8.8
CVE-2026-5733

Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 149.0.2 and Thunderbird 149.0.2.

Fix: 149.0.2+
Fix from $1,950 2026-04-07
Firefox HIGH 7.5
CVE-2026-4697

Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 1…

Fix: 140.9.0 / 149.0+
Fix from $1,950 2026-03-24
Firefox HIGH 7.5
CVE-2026-4699

Incorrect boundary conditions in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 1…

Fix: 115.34.0 / 140.9.0+
Fix from $1,950 2026-03-24
Firefox HIGH 7.5
CVE-2026-4685

Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9…

Fix: 115.34.0 / 140.9.0+
Fix from $1,950 2026-03-24
Firefox HIGH 7.5
CVE-2026-4686

Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9…

Fix: 115.34.0 / 140.9.0+
Fix from $1,950 2026-03-24
Firefox CRITICAL 9.8
CVE-2026-2807

Memory safety bugs present in Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enoug…

Fix: 148.0+
Fix from $2,300 2026-02-24
Firefox CRITICAL 9.8
CVE-2026-2792

Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory…

Fix: 140.8.0 / 148.0+
Fix from $2,300 2026-02-24
Firefox CRITICAL 9.8
CVE-2026-2793

Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showe…

Fix: 115.33.0 / 140.8.0+
Fix from $2,300 2026-02-24
Firefox HIGH 8.1
CVE-2025-14333

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…

Fix: 140.6.0 / 146.0+
Fix from $1,950 2025-12-09
Firefox HIGH 7.3
CVE-2025-14332

Memory safety bugs present in Firefox 145 and Thunderbird 145. Some of these bugs showed evidence of memory corruption and we presume that with enoug…

Fix: 146.0+
Fix from $1,950 2025-12-09