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Vendor: Mozilla • 3,181 CVEs

CVEs (3,181)

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CVE-2026-12314
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12313
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
4.7 MEDIUM· v3
N/A· v2
Information disclosure, 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.
CVE-2026-12312
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12311
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
4.7 MEDIUM· v3
N/A· v2
Information disclosure, 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.
CVE-2026-12310
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12309
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12308
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12307
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12306
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12305
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12304
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
9.1 CRITICAL· v3
N/A· v2
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.
CVE-2026-12303
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
Information disclosure due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12302
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12301
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12300
1Mozilla
2Firefox
Thunderbird
Jun 18, 2026
Jun 16, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12299
1Mozilla
2Firefox
Thunderbird
Jul 15, 2026
Jun 16, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12298
1Mozilla
2Firefox
Thunderbird
Jul 15, 2026
Jun 16, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
CVE-2026-12297
1Mozilla
2Firefox
Thunderbird
Jul 15, 2026
Jun 16, 2026
N/A· v4
9.6 CRITICAL· v3
N/A· v2
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.
CVE-2026-12296
1Mozilla
2Firefox
Thunderbird
Jul 15, 2026
Jun 16, 2026
N/A· v4
9.6 CRITICAL· v3
N/A· v2
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.
CVE-2026-12295
1Mozilla
2Firefox
Thunderbird
Jul 15, 2026
Jun 16, 2026
N/A· v4
9.6 CRITICAL· v3
N/A· v2
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.