Filtered by vendor Mozilla
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Filtered by product Firefox
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Total
2919 CVE
| CVE | Vendors | Products | Updated | CVSS v3.1 |
|---|---|---|---|---|
| CVE-2025-6430 | 2 Mozilla, Redhat | 8 Firefox, Firefox Esr, Enterprise Linux and 5 more | 2025-10-30 | 6.1 Medium |
| When a file download is specified via the `Content-Disposition` header, that directive would be ignored if the file was included via a `<embed>` or `<object>` tag, potentially making a website vulnerable to a cross-site scripting attack. This vulnerability affects Firefox < 140, Firefox ESR < 128.12, Thunderbird < 140, and Thunderbird < 128.12. | ||||
| CVE-2025-6429 | 2 Mozilla, Redhat | 8 Firefox, Firefox Esr, Enterprise Linux and 5 more | 2025-10-30 | 6.5 Medium |
| Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were allowed to embed. This vulnerability affects Firefox < 140, Firefox ESR < 128.12, Thunderbird < 140, and Thunderbird < 128.12. | ||||
| CVE-2025-6426 | 2 Apple, Mozilla | 3 Macos, Firefox, Firefox Esr | 2025-10-30 | 8.8 High |
| The executable file warning did not warn users before opening files with the `terminal` extension. *This bug only affects Firefox for macOS. Other versions of Firefox are unaffected.* This vulnerability affects Firefox < 140, Firefox ESR < 128.12, Thunderbird < 140, and Thunderbird < 128.12. | ||||
| CVE-2025-11153 | 1 Mozilla | 1 Firefox | 2025-10-30 | 7.5 High |
| JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 143.0.3. | ||||
| CVE-2025-9187 | 1 Mozilla | 2 Firefox, Thunderbird | 2025-10-30 | 9.8 Critical |
| Memory safety bugs present in Firefox 141 and Thunderbird 141. 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 < 142 and Thunderbird < 142. | ||||
| CVE-2025-9186 | 2 Google, Mozilla | 2 Android, Firefox | 2025-10-30 | 6.5 Medium |
| Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability affects Firefox < 142. | ||||
| CVE-2025-11713 | 2 Microsoft, Mozilla | 4 Windows, Firefox, Firefox Esr and 1 more | 2025-10-30 | 8.1 High |
| Insufficient escaping in the “Copy as cURL” feature could have been used to trick a user into executing unexpected code on Windows. This did not affect Firefox running on other operating systems. This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4. | ||||
| CVE-2025-55031 | 2 Apple, Mozilla | 5 Ios, Firefox, Firefox Focus and 2 more | 2025-10-30 | 9.8 Critical |
| Malicious pages could use Firefox for iOS to pass FIDO: links to the OS and trigger the hybrid passkey transport. An attacker within Bluetooth range could have used this to trick the user into using their passkey to log the attacker's computer into the target account. This vulnerability affects Firefox for iOS < 142 and Focus for iOS < 142. | ||||
| CVE-2025-9184 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2025-10-30 | 8.1 High |
| Memory safety bugs present in Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141. 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 < 142, Firefox ESR < 140.2, Thunderbird < 142, and Thunderbird < 140.2. | ||||
| CVE-2025-9183 | 1 Mozilla | 2 Firefox, Firefox Esr | 2025-10-30 | 6.5 Medium |
| Spoofing issue in the Address Bar component. This vulnerability affects Firefox < 142 and Firefox ESR < 140.2. | ||||
| CVE-2025-9182 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2025-10-30 | 7.5 High |
| Denial-of-service due to out-of-memory in the Graphics: WebRender component. This vulnerability affects Firefox < 142, Firefox ESR < 140.2, Thunderbird < 142, and Thunderbird < 140.2. | ||||
| CVE-2025-5265 | 1 Mozilla | 1 Firefox | 2025-10-30 | 4.8 Medium |
| Due to insufficient escaping of the ampersand character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. *This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.* This vulnerability affects Firefox < 139, Firefox ESR < 115.24, Firefox ESR < 128.11, Thunderbird < 139, and Thunderbird < 128.11. | ||||
| CVE-2025-8035 | 2 Mozilla, Redhat | 4 Firefox, Firefox Esr, Thunderbird and 1 more | 2025-10-30 | 8.8 High |
| Memory safety bugs present in Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. 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 < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1. | ||||
| CVE-2025-8040 | 1 Mozilla | 4 Firefox, Firefox Esr, Thunderbird and 1 more | 2025-10-30 | 8.8 High |
| Memory safety bugs present in Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. 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 < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1. | ||||
| CVE-2025-8034 | 2 Mozilla, Redhat | 4 Firefox, Firefox Esr, Thunderbird and 1 more | 2025-10-30 | 8.8 High |
| Memory safety bugs present in Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. 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 < 141, Firefox ESR < 115.26, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1. | ||||
| CVE-2025-8033 | 2 Mozilla, Redhat | 4 Firefox, Firefox Esr, Thunderbird and 1 more | 2025-10-30 | 6.5 Medium |
| The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability affects Firefox < 141, Firefox ESR < 115.26, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1. | ||||
| CVE-2025-8039 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2025-10-30 | 8.1 High |
| In some cases search terms persisted in the URL bar even after navigating away from the search page. This vulnerability affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1. | ||||
| CVE-2025-8038 | 1 Mozilla | 3 Firefox, Firefox Esr, Thunderbird | 2025-10-30 | 9.8 Critical |
| Thunderbird ignored paths when checking the validity of navigations in a frame. This vulnerability affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1. | ||||
| CVE-2025-8032 | 2 Mozilla, Redhat | 4 Firefox, Firefox Esr, Thunderbird and 1 more | 2025-10-30 | 8.1 High |
| XSLT document loading did not correctly propagate the source document which bypassed its CSP. This vulnerability affects Firefox < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1. | ||||
| CVE-2025-8031 | 2 Mozilla, Redhat | 4 Firefox, Firefox Esr, Thunderbird and 1 more | 2025-10-30 | 9.8 Critical |
| The `username:password` part was not correctly stripped from URLs in CSP reports potentially leaking HTTP Basic Authentication credentials. This vulnerability affects Firefox < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1. | ||||