Thunderbird
Source repositories
CVEs (1,863)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2016-9900 | Hig | 0.50 | 7.5 | 0.10 | Jun 11, 2018 | External resources that should be blocked when loaded by SVG images can bypass security restrictions through the use of "data:" URLs. This could allow for cross-domain data leakage. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6. | ||
| CVE-2016-9066 | Hig | 0.50 | 7.5 | 0.12 | Jun 11, 2018 | A buffer overflow resulting in a potentially exploitable crash due to memory allocation issues when handling large amounts of incoming data. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50. | ||
| CVE-2026-12317 | Hig | 0.49 | 7.5 | 0.00 | Jun 16, 2026 | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152. | ||
| CVE-2026-12314 | Hig | 0.49 | 7.5 | 0.00 | Jun 16, 2026 | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | ||
| CVE-2026-12312 | Hig | 0.49 | 7.5 | 0.00 | Jun 16, 2026 | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | ||
| CVE-2026-12310 | Hig | 0.49 | 7.5 | 0.00 | Jun 16, 2026 | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | ||
| CVE-2026-12305 | Hig | 0.49 | 7.5 | 0.00 | Jun 16, 2026 | Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12. | ||
| CVE-2026-8968 | Hig | 0.49 | 7.5 | 0.00 | May 19, 2026 | Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | ||
| CVE-2026-8967 | Hig | 0.49 | 7.5 | 0.00 | May 19, 2026 | Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||
| CVE-2026-8966 | Hig | 0.49 | 7.5 | 0.00 | May 19, 2026 | Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||
| CVE-2026-8965 | Hig | 0.49 | 7.5 | 0.00 | May 19, 2026 | Information disclosure in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||
| CVE-2026-8964 | Hig | 0.49 | 7.5 | 0.00 | May 19, 2026 | Spoofing issue in the Popup Blocker component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||
| CVE-2026-8963 | Hig | 0.49 | 7.5 | 0.00 | May 19, 2026 | Spoofing issue in the Web Speech component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||
| CVE-2026-8960 | Hig | 0.49 | 7.5 | 0.00 | May 19, 2026 | Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||
| CVE-2026-8954 | Hig | 0.49 | 7.5 | 0.00 | May 19, 2026 | Incorrect boundary conditions, integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | ||
| CVE-2026-8949 | Hig | 0.49 | 7.5 | 0.01 | May 19, 2026 | Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | ||
| CVE-2026-8946 | Hig | 0.49 | 7.5 | 0.01 | May 19, 2026 | Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | ||
| CVE-2026-7320 | Hig | 0.49 | 7.5 | 0.00 | Apr 28, 2026 | Information disclosure due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1. | ||
| CVE-2026-6786 | Hig | 0.49 | 7.5 | 0.01 | Apr 26, 2026 | Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. 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… | ||
| CVE-2026-6785 | Hig | 0.49 | 7.5 | 0.01 | Apr 26, 2026 | Memory safety bugs present in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. 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… |
- risk 0.50cvss 7.5epss 0.10
External resources that should be blocked when loaded by SVG images can bypass security restrictions through the use of "data:" URLs. This could allow for cross-domain data leakage. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.
- risk 0.50cvss 7.5epss 0.12
A buffer overflow resulting in a potentially exploitable crash due to memory allocation issues when handling large amounts of incoming data. This vulnerability affects Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox < 50.
- risk 0.49cvss 7.5epss 0.00
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
- risk 0.49cvss 7.5epss 0.00
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
- risk 0.49cvss 7.5epss 0.00
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
- risk 0.49cvss 7.5epss 0.00
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
- risk 0.49cvss 7.5epss 0.00
Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.
- risk 0.49cvss 7.5epss 0.00
Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
- risk 0.49cvss 7.5epss 0.00
Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
- risk 0.49cvss 7.5epss 0.00
Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
- risk 0.49cvss 7.5epss 0.00
Information disclosure in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
- risk 0.49cvss 7.5epss 0.00
Spoofing issue in the Popup Blocker component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
- risk 0.49cvss 7.5epss 0.00
Spoofing issue in the Web Speech component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
- risk 0.49cvss 7.5epss 0.00
Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
- risk 0.49cvss 7.5epss 0.00
Incorrect boundary conditions, integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
- risk 0.49cvss 7.5epss 0.01
Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
- risk 0.49cvss 7.5epss 0.01
Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
- risk 0.49cvss 7.5epss 0.00
Information disclosure due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1.
- risk 0.49cvss 7.5epss 0.01
Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. 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…
- risk 0.49cvss 7.5epss 0.01
Memory safety bugs present in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. 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…
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