Mozilla Firefox vulnerabilities
3,257 known vulnerabilities affecting mozilla/firefox.
Total CVEs
3,257
CISA KEV
17
actively exploited
Public exploits
123
Exploited in wild
22
Severity breakdown
CRITICAL875HIGH985MEDIUM1325LOW72
Vulnerabilities
Page 31 of 163
CVE-2024-0750HIGHCVSS 8.8fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0750 [HIGH] CWE-451 CVE-2024-0750: A bug in popup notifications delay calculation could have made it possible for an attacker to trick
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.
nvdmozilla
CVE-2024-0742MEDIUMCVSS 4.3fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0742 [MEDIUM] CVE-2024-0742: It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally
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.
nvdmozilla
CVE-2024-0753MEDIUMCVSS 6.5fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0753 [MEDIUM] CVE-2024-0753: In specific HSTS configurations an attacker could have bypassed HSTS on a subdomain. This vulnerabil
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.
nvdmozilla
CVE-2024-0749MEDIUMCVSS 4.3fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0749 [MEDIUM] CWE-346 CVE-2024-0749: A phishing site could have repurposed an `about:` dialog to show phishing content with an incorrect
A phishing site could have repurposed an `about:` dialog to show phishing content with an incorrect origin in the address bar. This vulnerability affects Firefox < 122 and Thunderbird < 115.7.
nvdmozilla
CVE-2024-0754MEDIUMCVSS 6.5fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0754 [MEDIUM] CWE-248 CVE-2024-0754: Some WASM source files could have caused a crash when loaded in devtools. This vulnerability affects
Some WASM source files could have caused a crash when loaded in devtools. This vulnerability affects Firefox < 122.
nvdosvmozilla
CVE-2024-0752MEDIUMCVSS 6.5fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0752 [MEDIUM] CWE-416 CVE-2024-0752: A use-after-free crash could have occurred on macOS if a Firefox update were being applied on a very
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.
nvdmozilla
CVE-2024-0746MEDIUMCVSS 6.5fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0746 [MEDIUM] CWE-416 CVE-2024-0746: A Linux user opening the print preview dialog could have caused the browser to crash. This vulnerabi
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.
nvdmozilla
CVE-2024-0747MEDIUMCVSS 6.5fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0747 [MEDIUM] CWE-693 CVE-2024-0747: When a parent page loaded a child in an iframe with `unsafe-inline`, the parent Content Security Pol
When a parent page loaded a child in an iframe with `unsafe-inline`, the parent Content Security Policy could have overridden the child Content Security Policy. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
nvdmozilla
CVE-2024-0748MEDIUMCVSS 4.3fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0748 [MEDIUM] CVE-2024-0748: A compromised content process could have updated the document URI. This could have allowed an attack
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.
nvdosvmozilla
CVE-2024-0741MEDIUMCVSS 6.5fixed in 122.0≥ unspecified, < 1222024-01-23
CVE-2024-0741 [MEDIUM] CWE-787 CVE-2024-0741: An out of bounds write in ANGLE could have allowed an attacker to corrupt memory leading to a potent
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.
nvdosvmozilla
CVE-2023-6858HIGHCVSS 8.8fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6858 [HIGH] CWE-787 CVE-2023-6858: Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handli
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.
nvdmozilla
CVE-2023-6866HIGHCVSS 8.8fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6866 [HIGH] CWE-755 CVE-2023-6866: TypedArrays can be fallible and lacked proper exception handling. This could lead to abuse in other
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.
nvdosvmozilla
CVE-2023-6856HIGHCVSS 8.8fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6856 [HIGH] CWE-787 CVE-2023-6856: The WebGL `DrawElementsInstanced` method was susceptible to a heap buffer overflow when used on syst
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.
nvdmozilla
CVE-2023-6859HIGHCVSS 8.8fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6859 [HIGH] CWE-416 CVE-2023-6859: A use-after-free condition affected TLS socket creation when under memory pressure. This vulnerabili
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.
nvdmozilla
CVE-2023-6861HIGHCVSS 8.8fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6861 [HIGH] CWE-787 CVE-2023-6861: The `nsWindow::PickerOpen(void)` method was susceptible to a heap buffer overflow when running in he
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.
nvdmozilla
CVE-2023-6873HIGHCVSS 8.8fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6873 [HIGH] CWE-787 CVE-2023-6873: Memory safety bugs present in Firefox 120. Some of these bugs showed evidence of memory corruption a
Memory safety bugs present in Firefox 120. 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 < 121.
nvdmozilla
CVE-2023-6864HIGHCVSS 8.8fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6864 [HIGH] CWE-787 CVE-2023-6864: Memory safety bugs present in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5. Some of these b
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.
nvdmozilla
CVE-2023-6863HIGHCVSS 8.8fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6863 [HIGH] CVE-2023-6863: The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a
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.
nvdmozilla
CVE-2023-6869MEDIUMCVSS 6.5fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6869 [MEDIUM] CVE-2023-6869: A `<dialog>` element could have been manipulated to paint content outside of a sandboxed iframe.
A ` ` 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.
nvdosvmozilla
CVE-2023-6868MEDIUMCVSS 4.3fixed in 121.0≥ unspecified, < 1212023-12-19
CVE-2023-6868 [MEDIUM] CVE-2023-6868: In some instances, the user-agent would allow push requests which lacked a valid VAPID even though t
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.
nvdmozilla