Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
Filtered by product Firefox
Total 2976 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2024-11698 2 Apple, Mozilla 3 Macos, Firefox, Thunderbird 2025-06-24 N/A 9.8 CRITICAL
A flaw in handling fullscreen transitions may have inadvertently caused the application to become stuck in fullscreen mode when a modal dialog was opened during the transition. This issue left users unable to exit fullscreen mode using standard actions like pressing "Esc" or accessing right-click menus, resulting in a disrupted browsing experience until the browser is restarted. *This bug only affects the application when running on macOS. Other operating systems are unaffected.* This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5.
CVE-2024-11691 2 Apple, Mozilla 17 M1, M1 Max, M1 Pro and 14 more 2025-06-24 N/A 8.8 HIGH
Certain WebGL operations on Apple silicon M series devices could have lead to an out-of-bounds write and memory corruption due to a flaw in Apple's GPU driver. *This bug only affected the application on Apple M series hardware. Other platforms were unaffected.* This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Firefox ESR < 115.18, Thunderbird < 133, Thunderbird < 128.5, and Thunderbird < 115.18.
CVE-2024-0752 1 Mozilla 1 Firefox 2025-06-20 N/A 6.5 MEDIUM
A use-after-free crash could have occurred on macOS if a Firefox update were being applied on a very busy system. This could have resulted in an exploitable crash. This vulnerability affects Firefox < 122.
CVE-2024-0751 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2025-06-20 N/A 8.8 HIGH
A malicious devtools extension could have been used to escalate privileges. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
CVE-2024-0750 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2025-06-20 N/A 8.8 HIGH
A bug in popup notifications delay calculation could have made it possible for an attacker to trick a user into granting permissions. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
CVE-2024-0746 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2025-06-20 N/A 6.5 MEDIUM
A Linux user opening the print preview dialog could have caused the browser to crash. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
CVE-2025-49709 1 Mozilla 1 Firefox 2025-06-16 N/A 9.8 CRITICAL
Certain canvas operations could have lead to memory corruption. This vulnerability affects Firefox < 139.0.4.
CVE-2025-49710 1 Mozilla 1 Firefox 2025-06-16 N/A 9.8 CRITICAL
An integer overflow was present in `OrderedHashTable` used by the JavaScript engine This vulnerability affects Firefox < 139.0.4.
CVE-2025-5020 1 Mozilla 1 Firefox 2025-06-13 N/A 4.3 MEDIUM
Opening maliciously-crafted URLs in Firefox from other apps such as Safari could have allowed attackers to spoof website addresses if the URLs utilized non-HTTP schemes used internally by the Firefox iOS client This vulnerability affects Firefox for iOS < 139.
CVE-2023-5758 1 Mozilla 1 Firefox 2025-06-12 N/A 6.1 MEDIUM
When opening a page in reader mode, the redirect URL could have caused attacker-controlled script to execute in a reflected Cross-Site Scripting (XSS) attack. This vulnerability affects Firefox for iOS < 119.
CVE-2024-0748 1 Mozilla 1 Firefox 2025-06-11 N/A 4.3 MEDIUM
A compromised content process could have updated the document URI. This could have allowed an attacker to set an arbitrary URI in the address bar or history. This vulnerability affects Firefox < 122.
CVE-2025-5272 1 Mozilla 2 Firefox, Thunderbird 2025-06-11 N/A 7.3 HIGH
Memory safety bugs present in Firefox 138 and Thunderbird 138. 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 < 139 and Thunderbird < 139.
CVE-2025-5271 1 Mozilla 1 Firefox 2025-06-11 N/A 6.5 MEDIUM
Previewing a response in Devtools ignored CSP headers, which could have allowed content injection attacks. This vulnerability affects Firefox < 139 and Thunderbird < 139.
CVE-2025-5270 1 Mozilla 1 Firefox 2025-06-11 N/A 7.5 HIGH
In certain cases, SNI could have been sent unencrypted even when encrypted DNS was enabled. This vulnerability affects Firefox < 139 and Thunderbird < 139.
CVE-2025-5265 1 Mozilla 1 Firefox 2025-06-11 N/A 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-2024-0753 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2025-06-07 N/A 6.5 MEDIUM
In specific HSTS configurations an attacker could have bypassed HSTS on a subdomain. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
CVE-2024-0742 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2025-05-30 N/A 4.3 MEDIUM
It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by the user due to an incorrect timestamp used to prevent input after page load. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
CVE-2024-0741 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2025-05-30 N/A 6.5 MEDIUM
An out of bounds write in ANGLE could have allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
CVE-2023-32216 1 Mozilla 1 Firefox 2025-05-27 N/A 9.8 CRITICAL
Mozilla developers and community members Ronald Crane, Andrew McCreight, Randell Jesup and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 112. 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 < 113.
CVE-2023-32215 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2025-05-27 N/A 8.8 HIGH
Mozilla developers and community members Gabriele Svelto, Andrew Osmond, Emily McDonough, Sebastian Hengst, Andrew McCreight and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 112 and Firefox ESR 102.10. 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 < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.