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Vendor: Mozilla • 3,269 CVEs

CVEs (3,269)

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CVE-2026-12322
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
5.4 MEDIUM· v3
N/A· v2
Clickjacking issue in the Widget: Gtk component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12321
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
5.4 MEDIUM· v3
N/A· v2
JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12320
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
Information disclosure in the Password Manager component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12319
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12318
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
7.3 HIGH· v3
N/A· v2
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12317
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 and Thunderbird 152.
CVE-2026-12316
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
9.1 CRITICAL· v3
N/A· v2
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
CVE-2026-12315
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 16, 2026
N/A· v4
9.1 CRITICAL· v3
N/A· v2
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
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.