← Back

Firefox

firefox

Vendor: Mozilla • 3,473 CVEs

CVEs (3,473)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Invalid pointer in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
1Mozilla
2Firefox
Thunderbird
Oct 25, 2026
Apr 21, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Other issue in the Networking: DNS component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
1Mozilla
2Firefox
Thunderbird
Oct 26, 2026
Apr 21, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
5.4 MEDIUM· v3
N/A· v2
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
1Mozilla
2Firefox
Thunderbird
Oct 26, 2026
Apr 21, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Denial-of-service due to integer overflow in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Oct 26, 2026
Apr 21, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Other issue in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Privilege escalation in the Debugger component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Oct 26, 2026
Apr 21, 2026
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Other issue in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Incorrect boundary conditions in the DOM: Device Interfaces component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Oct 26, 2026
Apr 21, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
6.3 MEDIUM· v3
N/A· v2
Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Apr 21, 2026
N/A· v4
8.8 HIGH· v3
N/A· v2
Privilege escalation in the Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
1Mozilla
2Firefox
Thunderbird
Oct 26, 2026
Apr 21, 2026
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
1Mozilla
2Firefox
Thunderbird
Oct 26, 2026
Apr 21, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Use-after-free in the Widget: Cocoa component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.