Mozilla: >> Thunderbird >> 0.1 Security Vulnerabilities
Incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
7.8
EPSS Score
0.0
Published
2026-04-21
Other issue in the Networking: DNS component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVSS Score
5.3
EPSS Score
0.0
Published
2026-04-21
Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVSS Score
7.5
EPSS Score
0.0
Published
2026-04-21
Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVSS Score
7.5
EPSS Score
0.0
Published
2026-04-21
Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVSS Score
9.8
EPSS Score
0.0
Published
2026-04-21
Other issue in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVSS Score
6.5
EPSS Score
0.0
Published
2026-04-21
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVSS Score
7.5
EPSS Score
0.0
Published
2026-04-21
Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.
CVSS Score
8.8
EPSS Score
0.0
Published
2026-02-16
Memory safety bugs present in Firefox ESR 140.5, Thunderbird ESR 140.5, Firefox 145 and Thunderbird 145. 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 was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
CVSS Score
8.1
EPSS Score
0.001
Published
2025-12-09
A compromised web process was able to trigger out of bounds reads and writes in a more privileged process using manipulated WebGL textures. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.
CVSS Score
9.8
EPSS Score
0.001
Published
2025-10-14
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