Skip to main content

Vendor archive

mozilla CVEs

Beta · best-effort

3,726 CVEs tagged to vendor mozilla973 Critical, 1,084 High, 1,560 Medium, 109 Low, 0 Unrated.

CVE-2026-12327

Published Jun 16, 2026

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 t…

CVSS 8.1 · High
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12326

Published Jun 16, 2026

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 h…

CVSS 8.1 · High
evidence mentions
8
Buzz score
36.5
Vendor/product tagsBeta · best-effort

CVE-2026-12325

Published Jun 16, 2026

Denial-of-service in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

CVSS 6.5 · Medium
evidence mentions
6
Buzz score
29.5
Vendor/product tagsBeta · best-effort

CVE-2026-12324

Published Jun 16, 2026

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.

CVSS 7.3 · High
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12318

Published Jun 16, 2026

Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

CVSS 7.3 · High
evidence mentions
3
Buzz score
23.9
Vendor/product tagsBeta · best-effort

CVE-2026-12315

Published Jun 16, 2026

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

CVSS 9.1 · Critical
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12313

Published Jun 16, 2026

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunder…

CVSS 4.7 · Medium
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12312

Published Jun 16, 2026

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

CVSS 7.5 · High
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12311

Published Jun 16, 2026

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunder…

CVSS 4.7 · Medium
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12309

Published Jun 16, 2026

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

CVSS 6.5 · Medium
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12308

Published Jun 16, 2026

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

CVSS 5.3 · Medium
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12307

Published Jun 16, 2026

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

CVSS 5.3 · Medium
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12306

Published Jun 16, 2026

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

CVSS 5.3 · Medium
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12305

Published Jun 16, 2026

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

CVSS 7.5 · High
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12304

Published Jun 16, 2026

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.

CVSS 9.1 · Critical
evidence mentions
5
Buzz score
27.9
Vendor/product tagsBeta · best-effort

CVE-2026-12303

Published Jun 16, 2026

Information disclosure due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

CVSS 4.3 · Medium
evidence mentions
3
Buzz score
23.9
Vendor/product tagsBeta · best-effort
Showing 76-100 of 3,726 CVEsPage 4 of 150