CVE-2017-7821
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I. Basic Information for CVE-2017-7821
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open actions. This could be used to trigger known vulnerabilities in the programs that handle those document types. This vulnerability affects Firefox < 56.
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 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会开发的一款开源Web浏览器。 Mozilla Firefox 56之前的版本中的WebExtensions存在安全漏洞。远程攻击者可利用该漏洞下载并可能打开不可执行的文件。
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
II. Public POCs for CVE-2017-7821
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://bugzilla.mozilla.org/show_bug.cgi?id=1346515x_refsource_CONFIRM
- https://www.mozilla.org/security/advisories/mfsa2017-21/x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2017-7821
Same Patch Batch · Mozilla · 2018-06-11 · 315 CVEs total
| CVE-2017-7829 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2017-7838 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7837 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7836 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7835 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7834 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7833 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7832 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7831 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7830 | Mozilla Firefox、Firefox ESR和Thunderbird 安全漏洞 | |
| CVE-2017-7824 | Mozilla Firefox、Firefox ESR和Thunderbird 缓冲区错误漏洞 | |
| CVE-2017-7819 | Mozilla Firefox、Firefox ESR和Thunderbird 安全漏洞 | |
| CVE-2017-7820 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7822 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7823 | Mozilla Firefox、Firefox ESR和Thunderbird 安全漏洞 | |
| CVE-2017-7826 | Mozilla Firefox、Firefox ESR和Thunderbird 安全漏洞 | |
| CVE-2017-7828 | Mozilla Firefox、Firefox ESR和Thunderbird 安全漏洞 | |
| CVE-2017-7827 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7839 | Mozilla Firefox 安全漏洞 | |
| CVE-2017-7825 | Mozilla Firefox、Firefox ESR和Thunderbird for OS X 安全漏洞 |
Showing top 20 of 315 CVEs. View all on vendor page → →
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-2026-8092
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thu - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component
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-2026-8092
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thu - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component
V. Comments for CVE-2017-7821
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