Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
Filtered by product Thunderbird
Total 1473 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2025-0238 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 5.3 MEDIUM
Assuming a controlled failed memory allocation, an attacker could have caused a use-after-free, leading to a potentially exploitable crash. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Firefox ESR < 115.19, Thunderbird < 134, and Thunderbird < 128.6.
CVE-2025-0237 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 5.4 MEDIUM
The WebChannel API, which is used to transport various information across processes, did not check the sending principal but rather accepted the principal being sent. This could have led to privilege escalation attacks. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.
CVE-2025-0247 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 9.8 CRITICAL
Memory safety bugs present in Firefox 133 and Thunderbird 133. 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 < 134 and Thunderbird < 134.
CVE-2024-11700 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 8.1 HIGH
Malicious websites may have been able to perform user intent confirmation through tapjacking. This could have led to users unknowingly approving the launch of external applications, potentially exposing them to underlying vulnerabilities. This vulnerability affects Firefox < 133 and Thunderbird < 133.
CVE-2024-11699 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 8.8 HIGH
Memory safety bugs present in Firefox 132, Firefox ESR 128.4, and Thunderbird 128.4. 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 < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5.
CVE-2024-11697 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 8.8 HIGH
When handling keypress events, an attacker may have been able to trick a user into bypassing the "Open Executable File?" confirmation dialog. This could have led to malicious code execution. This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5.
CVE-2024-11695 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 5.4 MEDIUM
A crafted URL containing Arabic script and whitespace characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5.
CVE-2024-11692 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 4.3 MEDIUM
An attacker could cause a select dropdown to be shown over another tab; this could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5.
CVE-2024-11693 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 9.8 CRITICAL
The executable file warning was not presented when downloading .library-ms files. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.* This vulnerability affects Firefox < 133, Firefox ESR < 128.5, Thunderbird < 133, and Thunderbird < 128.5.
CVE-2025-1943 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 8.2 HIGH
Memory safety bugs present in Firefox 135 and Thunderbird 135. 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 < 136 and Thunderbird < 136.
CVE-2025-26695 1 Mozilla 1 Thunderbird 2025-04-03 N/A 5.3 MEDIUM
When requesting an OpenPGP key from a WKD server, an incorrect padding size was used and a network observer could have learned the length of the requested email address. This vulnerability affects Thunderbird < 136 and Thunderbird < 128.8.
CVE-2025-26696 1 Mozilla 1 Thunderbird 2025-04-03 N/A 7.0 HIGH
Certain crafted MIME email messages that claimed to contain an encrypted OpenPGP message, which instead contained an OpenPGP signed message, were wrongly shown as being encrypted. This vulnerability affects Thunderbird < 136 and Thunderbird < 128.8.
CVE-2025-1938 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 6.5 MEDIUM
Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7. 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 < 136, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.
CVE-2025-1937 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 7.5 HIGH
Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 115.20, Firefox ESR 128.7, and Thunderbird 128.7. 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 < 136, Firefox ESR < 115.21, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.
CVE-2025-1935 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 4.3 MEDIUM
A web page could trick a user into setting that site as the default handler for a custom URL protocol. This vulnerability affects Firefox < 136, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.
CVE-2025-1934 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 6.5 MEDIUM
It was possible to interrupt the processing of a RegExp bailout and run additional JavaScript, potentially triggering garbage collection when the engine was not expecting it. This vulnerability affects Firefox < 136, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.
CVE-2025-1933 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 7.6 HIGH
On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. This can potentially cause them to be treated as a different type. This vulnerability affects Firefox < 136, Firefox ESR < 115.21, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.
CVE-2025-1931 1 Mozilla 2 Firefox, Thunderbird 2025-04-03 N/A 7.5 HIGH
It was possible to cause a use-after-free in the content process side of a WebTransport connection, leading to a potentially exploitable crash. This vulnerability affects Firefox < 136, Firefox ESR < 115.21, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.
CVE-2006-3804 1 Mozilla 2 Seamonkey, Thunderbird 2025-04-03 5.0 MEDIUM N/A
Heap-based buffer overflow in Mozilla Thunderbird before 1.5.0.5 and SeaMonkey before 1.0.3 allows remote attackers to cause a denial of service (crash) via a VCard attachment with a malformed base64 field, which copies more data than expected due to an integer underflow.
CVE-2006-1738 1 Mozilla 4 Firefox, Mozilla Suite, Seamonkey and 1 more 2025-04-03 5.0 MEDIUM N/A
Unspecified vulnerability in Mozilla Firefox and Thunderbird 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 allows remote attackers to cause a denial of service (crash) by changing the (1) -moz-grid and (2) -moz-grid-group display styles.