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mozilla

3,720 CVEs • 44 products

Products (44)

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Bugzilla
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Mozilla
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Mozilla Suite
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Firefox Focus
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Focus
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Firefox Os
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Nss
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Bleach
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Bonsai
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Camino
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Vpn
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Convict
convict
Nunjucks
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Mozjpeg
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Pollbot
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Geckodriver
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Gecko
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Geckb
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Libxul
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Zamboni
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Firefoxos
firefoxos
Persona
persona
Hubs Cloud
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Mozilla Vpn
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Nss Esr
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Hawk
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Common Voice
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Sccache
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Neqo
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Rhino
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0din Scanner
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Thin Vec
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Klar
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CVEs (3,720)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Oct 14, 2025
N/A· v4
6.1 MEDIUM· v3
N/A· v2
A malicious page could have used the type attribute of an OBJECT tag to override the default browser behavior when encountering a web resource served without a content-type. This could have contributed to an XSS on a sit...Show more
A malicious page could have used the type attribute of an OBJECT tag to override the default browser behavior when encountering a web resource served without a content-type. This could have contributed to an XSS on a site that unsafely serves files without a content-type header. This vulnerability was fixed in Firefox 144, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Oct 14, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunder...Show more
There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Oct 14, 2025
N/A· v4
9.8 CRITICAL· v3
N/A· v2
A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability was fixed in Firefox 144, Firefox ESR...Show more
A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Oct 14, 2025
N/A· v4
9.8 CRITICAL· v3
N/A· v2
A compromised web process was able to trigger out of bounds reads and writes in a more privileged process using manipulated WebGL textures. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140...Show more
A compromised web process was able to trigger out of bounds reads and writes in a more privileged process using manipulated WebGL textures. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Oct 14, 2025
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Use-after-free in MediaTrackGraphImpl::GetInstance(). This vulnerability was fixed in Firefox 144, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.
1Mozilla
1Firefox
Jun 17, 2026
Sep 30, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 143.0.3.
1Mozilla
1Firefox
Jun 17, 2026
Sep 30, 2025
N/A· v4
8.6 HIGH· v3
N/A· v2
Sandbox escape due to integer overflow in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143.0.3.
1Mozilla
1Firefox
Jun 17, 2026
Sep 30, 2025
N/A· v4
4.0 MEDIUM· v3
N/A· v2
Cookie storage for non-HTML temporary documents was being shared incorrectly with normal browsing content, allowing information from private tabs to escape Incognito mode even after the user closed all tabs. This vulnera...Show more
Cookie storage for non-HTML temporary documents was being shared incorrectly with normal browsing content, allowing information from private tabs to escape Incognito mode even after the user closed all tabs. This vulnerability was fixed in Firefox for iOS 143.1.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
8.8 HIGH· v3
N/A· v2
Memory safety bugs present in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could...Show more
Memory safety bugs present in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142. 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 was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
6.2 MEDIUM· v3
N/A· v2
Information disclosure in the Networking: Cache component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
1Mozilla
1Firefox
Jun 17, 2026
Sep 16, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
Information disclosure, mitigation bypass in the Privacy component in Firefox for Android. This vulnerability was fixed in Firefox 143.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
8.1 HIGH· v3
N/A· v2
Spoofing issue in the Site Permissions component. This vulnerability was fixed in Firefox 143 and Thunderbird 143.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
8.8 HIGH· v3
N/A· v2
Integer overflow in the SVG component. This vulnerability was fixed in Firefox 143, Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Incorrect boundary conditions in the JavaScript: GC component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
5.4 MEDIUM· v3
N/A· v2
Mitigation bypass in the Web Compatibility: Tooling component. This vulnerability was fixed in Firefox 143 and Thunderbird 143.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 143 and Thunderbird 143.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Same-origin policy bypass in the Layout component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
7.3 HIGH· v3
N/A· v2
Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Sep 16, 2025
N/A· v4
7.1 HIGH· v3
N/A· v2
Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
1Mozilla
1Firefox Focus
Jun 17, 2026
Sep 16, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Opening links via the contextual menu in Focus iOS for certain URL schemes would fail to load but would not refresh the toolbar correctly, allowing attackers to spoof websites if users were coerced into opening a link ex...Show more
Opening links via the contextual menu in Focus iOS for certain URL schemes would fail to load but would not refresh the toolbar correctly, allowing attackers to spoof websites if users were coerced into opening a link explicitly through a long-press. This vulnerability was fixed in Focus for iOS 143.0.Show less