Total CVEs

126,140

Critical Severity

2,292

High Severity

7,933

Last 7 Days

1,188
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๐Ÿ“… Showing Year: 2026 (January 1 - December 31, 2026) View All Years โ†’
Showing 141 - 160 of 173 CVEs
CVE-2026-2767 CRITICAL - 9.8

Use-after-free in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 148, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2766 CRITICAL - 9.8

Use-after-free in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 148, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2765 CRITICAL - 9.8

Use-after-free in the JavaScript Engine component. This vulnerability affects Firefox < 148, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2764 CRITICAL - 9.8

JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2763 CRITICAL - 9.8

Use-after-free in the JavaScript Engine component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2762 CRITICAL - 9.8

Integer overflow in the JavaScript: Standard Library component. This vulnerability affects Firefox < 148, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2761 CRITICAL - 10.0

Sandbox escape in the Graphics: WebRender component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2760 CRITICAL - 10.0

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2759 CRITICAL - 9.8

Incorrect boundary conditions in the Graphics: ImageLib component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2758 CRITICAL - 9.8

Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2757 CRITICAL - 9.8

Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2634 CRITICAL - 9.8

Malicious scripts could cause desynchronization between the address bar and web content before a response is received in Firefox iOS, allowing attacker-controlled pages to be presented under spoofed domains. This vulnerability affects Firefox for iOS < 147.4.

Vendor: mozilla
Product: firefox
Published: Feb 24, 2026
Source: NVD
CVE-2026-2447 HIGH - 8.8

Heap buffer overflow in libvpx. This vulnerability affects Firefox < 147.0.4, Firefox ESR < 140.7.1, Firefox ESR < 115.32.1, Thunderbird < 140.7.2, and Thunderbird < 147.0.2.

Vendor: mozilla
Product: firefox
Published: Feb 16, 2026
Source: NVD
CVE-2026-2032 MEDIUM - 4.3

Malicious scripts that interrupt new tab page loading could cause desynchronization between the address bar and page content, allowing the attacker to spoof arbitrary HTML under a trusted domain. This vulnerability affects Firefox for iOS < 147.2.1.

Vendor: mozilla
Product: firefox
Published: Feb 16, 2026
Source: NVD
CVE-2020-37190 HIGH - 7.5

Top Password Firefox Password Recovery 2.8 contains a denial of service vulnerability that allows attackers to crash the application by overflowing input fields. Attackers can trigger the vulnerability by inserting 5000 characters into the User Name or Registration Code input fields.

Vendor: Top Password Software
Product: Top Password Firefox Password Recovery
Published: Feb 11, 2026
Source: NVD
CVE-2026-24869 HIGH - 8.1

Use-after-free in the Layout: Scrolling and Overflow component. This vulnerability affects Firefox < 147.0.2.

Vendor: Mozilla
Product: Firefox
Published: Jan 27, 2026
Source: NVD
CVE-2026-24868 HIGH - 7.5

Mitigation bypass in the Privacy: Anti-Tracking component. This vulnerability affects Firefox < 147.0.2.

Vendor: Mozilla
Product: Firefox
Published: Jan 27, 2026
Source: NVD
CVE-2026-0892 CRITICAL - 9.8

Memory safety bugs present in Firefox 146 and Thunderbird 146. 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 affects Firefox < 147 and Thunderbird < 147.

Vendor: mozilla
Product: firefox
Published: Jan 13, 2026
Source: NVD
CVE-2026-0891 HIGH - 8.1

Memory safety bugs present in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146. 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 affects Firefox &l...

Vendor: mozilla
Product: firefox
Published: Jan 13, 2026
Source: NVD
CVE-2026-0890 MEDIUM - 5.4

Spoofing issue in the DOM: Copy & Paste and Drag & Drop component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

Vendor: mozilla
Product: firefox
Published: Jan 13, 2026
Source: NVD