CVE-2026-8092— Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thunderbird 150.0.2
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I. Basic Information for CVE-2026-8092
Vulnerability Information
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Vulnerability Title
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thunderbird 150.0.2
Source: NVD (National Vulnerability Database)
Vulnerability Description
Memory safety bugs present in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1. 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 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mozilla Firefox ESR 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox ESR是美国Mozilla基金会的Firefox(Web浏览器)的一个延长支持版本。 Mozilla Firefox ESR 115.35.1之前版本、Firefox ESR 140.10.1之前版本和Firefox 150.0.1之前版本存在安全漏洞，该漏洞源于内存安全错误，可能导致内存损坏并可能被利用执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Mozilla | Firefox | 115.35.2 ~ 115.* | - | |
| Mozilla | Thunderbird | 140.10.2 ~ 140.* | - |
II. Public POCs for CVE-2026-8092
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Mozilla · 2026-05-07 · 5 CVEs total
| CVE-2026-8093 | Memory safety bugs fixed in Thunderbird 150.0.2 | |
| CVE-2026-8094 | Other issue in the WebRTC component | |
| CVE-2026-8091 | Incorrect boundary conditions in the Audio/Video: Playback component | |
| CVE-2026-8090 | Use-after-free in the DOM: Networking component |
IV. Related Vulnerabilities
Same product: Firefox
- CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2 - CVE-2026-8094
Other issue in the WebRTC component - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component - CVE-2026-7321
Sandbox escape due to incorrect boundary conditions in the W
Same vendor: Mozilla
- CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2 - CVE-2026-8094
Other issue in the WebRTC component - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component - CVE-2026-7321
Sandbox escape due to incorrect boundary conditions in the W
V. Comments for CVE-2026-8092
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