Vulnerabilities (CVE)

Total 398952 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2023-6871 1 Mozilla 1 Firefox 2026-06-17 N/A 4.3 MEDIUM
Under certain conditions, Firefox did not display a warning when a user attempted to navigate to a new protocol handler. This vulnerability affects Firefox < 121.
CVE-2023-6870 2 Google, Mozilla 3 Android, Firefox, Firefox Focus 2026-06-17 N/A 4.3 MEDIUM
Applications which spawn a Toast notification in a background thread may have obscured fullscreen notifications displayed by Firefox. *This issue only affects Android versions of Firefox and Firefox Focus.* This vulnerability affects Firefox < 121.
CVE-2023-6869 1 Mozilla 1 Firefox 2026-06-17 N/A 6.5 MEDIUM
A `&lt;dialog>` element could have been manipulated to paint content outside of a sandboxed iframe. This could allow untrusted content to display under the guise of trusted content. This vulnerability affects Firefox < 121.
CVE-2023-6868 2 Google, Mozilla 2 Android, Firefox 2026-06-17 N/A 4.3 MEDIUM
In some instances, the user-agent would allow push requests which lacked a valid VAPID even though the push manager subscription defined one. This could allow empty messages to be sent from unauthorized parties. *This bug only affects Firefox on Android.* This vulnerability affects Firefox < 121.
CVE-2023-6867 2 Debian, Mozilla 3 Debian Linux, Firefox, Firefox Esr 2026-06-17 N/A 6.1 MEDIUM
The timing of a button click causing a popup to disappear was approximately the same length as the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.
CVE-2023-6866 1 Mozilla 1 Firefox 2026-06-17 N/A 8.8 HIGH
TypedArrays can be fallible and lacked proper exception handling. This could lead to abuse in other APIs which expect TypedArrays to always succeed. This vulnerability affects Firefox < 121.
CVE-2023-6865 2 Debian, Mozilla 3 Debian Linux, Firefox, Firefox Esr 2026-06-17 N/A 6.5 MEDIUM
`EncryptingOutputStream` was susceptible to exposing uninitialized data. This issue could only be abused in order to write data to a local disk which may have implications for private browsing mode. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.
CVE-2023-6864 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2026-06-17 N/A 8.8 HIGH
Memory safety bugs present in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5. 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 ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
CVE-2023-6863 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2026-06-17 N/A 8.8 HIGH
The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
CVE-2023-6862 2 Debian, Mozilla 3 Debian Linux, Firefox Esr, Thunderbird 2026-06-17 N/A 8.8 HIGH
A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.
CVE-2023-6861 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2026-06-17 N/A 8.8 HIGH
The `nsWindow::PickerOpen(void)` method was susceptible to a heap buffer overflow when running in headless mode. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
CVE-2023-6860 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2026-06-17 N/A 6.5 MEDIUM
The `VideoBridge` allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
CVE-2023-6859 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2026-06-17 N/A 8.8 HIGH
A use-after-free condition affected TLS socket creation when under memory pressure. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
CVE-2023-6858 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2026-06-17 N/A 8.8 HIGH
Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
CVE-2023-6857 5 Apple, Debian, Google and 2 more 7 Macos, Debian Linux, Android and 4 more 2026-06-17 N/A 5.3 MEDIUM
When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary. *This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
CVE-2023-6856 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2026-06-17 N/A 8.8 HIGH
The WebGL `DrawElementsInstanced` method was susceptible to a heap buffer overflow when used on systems with the Mesa VM driver. This issue could allow an attacker to perform remote code execution and sandbox escape. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.
CVE-2023-6855 1 Strangerstudios 1 Paid Memberships Pro 2026-06-17 N/A 5.3 MEDIUM
The Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions plugin for WordPress is vulnerable to unauthorized modification of membership levels created by the plugin due to an incorrectly implemented capability check in the pmpro_rest_api_get_permissions_check function in all versions up to 2.12.5 (inclusive). This makes it possible for unauthenticated attackers to change membership levels including prices.
CVE-2023-6854 2026-06-17 N/A 6.4 MEDIUM
The Breakdance plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's custom postmeta output in all versions up to, and including, 1.7.0 due to insufficient input sanitization and output escaping on user supplied post meta fields. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVE-2023-6853 1 Kodcloud 1 Kodexplorer 2026-06-17 6.5 MEDIUM 6.3 MEDIUM
A vulnerability classified as critical was found in kalcaddle KodExplorer up to 4.51.03. Affected by this vulnerability is the function index of the file plugins/officeLive/app.php. The manipulation of the argument path leads to server-side request forgery. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.52.01 is able to address this issue. The identifier of the patch is 5cf233f7556b442100cf67b5e92d57ceabb126c6. It is recommended to upgrade the affected component. The identifier VDB-248221 was assigned to this vulnerability.
CVE-2023-6852 1 Kodcloud 1 Kodexplorer 2026-06-17 6.5 MEDIUM 6.3 MEDIUM
A vulnerability classified as critical has been found in kalcaddle KodExplorer up to 4.51.03. Affected is an unknown function of the file plugins/webodf/app.php. The manipulation leads to server-side request forgery. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.52.01 is able to address this issue. The name of the patch is 5cf233f7556b442100cf67b5e92d57ceabb126c6. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-248220.