CVE-2026-8094— Other issue in the WebRTC component
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Firefox | 140.10.2≤ * | unaffected |
| Mozilla | Thunderbird | 140.10.2≤ * | unaffected |
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I. Basic Information for CVE-2026-8094
Vulnerability Information
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Vulnerability Title
Other issue in the WebRTC component
Source: CVE Program / CVE List V5
Vulnerability Description
Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2 and Thunderbird 140.10.2.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
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 140.10.2之前版本存在安全漏洞，该漏洞源于WebRTC组件中的其他问题。
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 | 140.10.2 ~ * | - | |
| Mozilla | Thunderbird | 140.10.2 ~ * | - |
II. Public POCs for CVE-2026-8094
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Vendor Advisories for CVE-2026-8094 (2)
Same Patch Batch · Mozilla · 2026-05-07 · 5 CVEs total
| CVE-2026-8093 | Memory safety bugs fixed in Firefox 150.0.2 | |
| CVE-2026-8092 | Memory safety bugs fixed in Firefox ESR 115.35.2, Firefox ESR 140.10.2 and Firefox 150.0.2 | |
| 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-2026-74989
Internally found bugs fixed in Thunderbird 154 - CVE-2026-74988
Internally found bugs fixed in Thunderbird ESR 153.1 and Thu - CVE-2026-74984
Race condition in the JavaScript Engine component - CVE-2026-74985
Privilege escalation in the Enterprise Policies component - CVE-2026-74982
Denial-of-service in the Widget component
Same vendor: Mozilla
- CVE-2026-74989
Internally found bugs fixed in Thunderbird 154 - CVE-2026-74988
Internally found bugs fixed in Thunderbird ESR 153.1 and Thu - CVE-2026-74984
Race condition in the JavaScript Engine component - CVE-2026-74985
Privilege escalation in the Enterprise Policies component - CVE-2026-74982
Denial-of-service in the Widget component
V. Comments for CVE-2026-8094
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