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Thunderbird

thunderbird

Vendor: Mozilla • 1,867 CVEs

CVEs (1,867)

CVE
VENDORS
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UPDATED
PUBLISHED
CVSS
1Mozilla
3Firefox
Firefox EsrThunderbird
Jun 17, 2026
Aug 6, 2024
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Select options could obscure the fullscreen notification dialog. This could be used by a malicious site to perform a spoofing attack. This vulnerability affects Firefox < 129, Firefox ESR < 128.1, and Thunderbird < 128.1...Show more
Select options could obscure the fullscreen notification dialog. This could be used by a malicious site to perform a spoofing attack. This vulnerability affects Firefox < 129, Firefox ESR < 128.1, and Thunderbird < 128.1.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
8.8 HIGH· v3
N/A· v2
Memory safety bugs present in Firefox 127 and Thunderbird 127. 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....Show more
Memory safety bugs present in Firefox 127 and Thunderbird 127. 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 < 128 and Thunderbird < 128.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
4.3 MEDIUM· v3
N/A· v2
The frame iterator could get stuck in a loop when encountering certain wasm frames leading to incorrect stack traces. This vulnerability affects Firefox < 128 and Thunderbird < 128.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
5.5 MEDIUM· v3
N/A· v2
The frame iterator could get stuck in a loop when encountering certain wasm frames leading to incorrect stack traces. This vulnerability affects Firefox < 128 and Thunderbird < 128.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
5.3 MEDIUM· v3
N/A· v2
CSP violations generated links in the console tab of the developer tools, pointing to the violating resource. This caused a DNS prefetch which leaked that a CSP violation happened. This vulnerability affects Firefox < 12...Show more
CSP violations generated links in the console tab of the developer tools, pointing to the violating resource. This caused a DNS prefetch which leaked that a CSP violation happened. This vulnerability affects Firefox < 128 and Thunderbird < 128.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
9.8 CRITICAL· v3
N/A· v2
A nested iframe, triggering a cross-site navigation, could send SameSite=Strict or Lax cookies. This vulnerability affects Firefox < 128 and Thunderbird < 128.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
4.3 MEDIUM· v3
N/A· v2
Form validation popups could capture escape key presses. Therefore, spamming form validation messages could be used to prevent users from exiting full-screen mode. This vulnerability affects Firefox < 128 and Thunderbird...Show more
Form validation popups could capture escape key presses. Therefore, spamming form validation messages could be used to prevent users from exiting full-screen mode. This vulnerability affects Firefox < 128 and Thunderbird < 128.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
8.8 HIGH· v3
N/A· v2
When almost out-of-memory an elliptic curve key which was never allocated could have been freed again. This vulnerability affects Firefox < 128 and Thunderbird < 128.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
4.3 MEDIUM· v3
N/A· v2
It was possible to move the cursor using pointerlock from an iframe. This allowed moving the cursor outside of the viewport and the Firefox window. This vulnerability affects Firefox < 128 and Thunderbird < 128.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
8.8 HIGH· v3
N/A· v2
It was possible to prevent a user from exiting pointerlock when pressing escape and to overlay customValidity notifications from a `&lt;select&gt;` element over certain permission prompts. This could be used to confuse a...Show more
It was possible to prevent a user from exiting pointerlock when pressing escape and to overlay customValidity notifications from a `&lt;select&gt;` element over certain permission prompts. This could be used to confuse a user into giving a site unintended permissions. This vulnerability affects Firefox < 128 and Thunderbird < 128.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
8.2 HIGH· v3
N/A· v2
Clipboard code failed to check the index on an array access. This could have led to an out-of-bounds read. This vulnerability affects Firefox < 128 and Thunderbird < 128.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Memory safety bugs present in Firefox 127, Firefox ESR 115.12, and Thunderbird 115.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploite...Show more
Memory safety bugs present in Firefox 127, Firefox ESR 115.12, and Thunderbird 115.12. 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 < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
7.4 HIGH· v3
N/A· v2
In an out-of-memory scenario an allocation could fail but free would have been called on the pointer afterwards leading to memory corruption. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird <...Show more
In an out-of-memory scenario an allocation could fail but free would have been called on the pointer afterwards leading to memory corruption. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
9.8 CRITICAL· v3
N/A· v2
A mismatch between allocator and deallocator could have led to memory corruption. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
4.7 MEDIUM· v3
N/A· v2
A race condition could lead to a cross-origin container obtaining permissions of the top-level origin. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jul 9, 2024
N/A· v4
6.3 MEDIUM· v3
N/A· v2
Due to large allocation checks in Angle for GLSL shaders being too lenient an out-of-bounds access could occur when allocating more than 8192 ints in private shader memory on macOS. This vulnerability affects Firefox < 1...Show more
Due to large allocation checks in Angle for GLSL shaders being too lenient an out-of-bounds access could occur when allocating more than 8192 ints in private shader memory on macOS. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 11, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
Memory corruption in the networking stack could have led to a potentially exploitable crash. This vulnerability affects Firefox < 125, Firefox ESR < 115.12, and Thunderbird < 115.12.
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 11, 2024
N/A· v4
7.0 HIGH· v3
N/A· v2
Memory safety bugs present in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploite...Show more
Memory safety bugs present in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11. 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 < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.Show less
2Debian
Mozilla
3Debian Linux
FirefoxThunderbird
Jun 17, 2026
Jun 11, 2024
N/A· v4
8.6 HIGH· v3
N/A· v2
By manipulating the text in an `&lt;input&gt;` tag, an attacker could have caused corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird...Show more
By manipulating the text in an `&lt;input&gt;` tag, an attacker could have caused corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.Show less
1Mozilla
2Firefox
Thunderbird
Jun 17, 2026
Jun 11, 2024
N/A· v4
6.1 MEDIUM· v3
N/A· v2
Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 127, Firefox ESR < 115.12...Show more
Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.Show less