CVE-2021-23959
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I. Basic Information for CVE-2021-23959
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An XSS bug in internal error pages could have led to various spoofing attacks, including other error pages and the address bar. Note: This issue only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 85.
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 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 85.0版本之前存在跨站脚本漏洞。攻击者可以利用该漏洞窃取敏感信息。
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-2021-23959
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://www.mozilla.org/security/advisories/mfsa2021-03/x_refsource_MISC
- https://bugzilla.mozilla.org/show_bug.cgi?id=1659035x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-23959
Same Patch Batch · Mozilla · 2021-02-26 · 25 CVEs total
| CVE-2021-23960 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23976 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23975 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23974 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23973 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-23972 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23971 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23970 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23969 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-23968 | Mozilla Thunderbird 安全漏洞 | |
| CVE-2021-23962 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23961 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23964 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2021-23958 | Mozilla Firefox 信息泄露漏洞 | |
| CVE-2021-23957 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23956 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23955 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23954 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23953 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-23963 | Mozilla Firefox 安全漏洞 |
Showing top 20 of 25 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-2021-23959
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