CVE-2021-43530
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-43530
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A Universal XSS vulnerability was present in Firefox for Android resulting from improper sanitization when processing a URL scanned from a QR code. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 94.
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 中存在跨站脚本漏洞，该漏洞源于产品未对QR码中的Url中的特殊字符进行有效过滤。以下产品及版本受到影响：Firefox For Android 94 之前版本。
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-2021-43530
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | CVE-2021-43530 A Universal XSS vulnerability was present in Firefox for Android resulting from improper sanitization when processing a URL scanned from a QR code. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 94. | https://github.com/hfh86/CVE-2021-43530-UXSS-On-QRcode-Reader- | POC Details |
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-43530
请登录查看更多情报信息。
- https://www.mozilla.org/security/advisories/mfsa2021-48/x_refsource_MISC
- https://bugzilla.mozilla.org/show_bug.cgi?id=1736886x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-43530
Same Patch Batch · Mozilla · 2021-12-08 · 27 CVEs total
| CVE-2021-43535 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2021-43527 | Mozilla Network Security Services 缓冲区错误漏洞 | |
| CVE-2021-43546 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-43545 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-43544 | Mozilla Firefox 跨站脚本漏洞 | |
| CVE-2021-43543 | Mozilla Firefox 跨站脚本漏洞 | |
| CVE-2021-43542 | Mozilla Firefox ESR 信息泄露漏洞 | |
| CVE-2021-43541 | Mozilla Firefox ESR 安全漏洞 | |
| CVE-2021-43540 | Mozilla Firefox 权限许可和访问控制问题漏洞 | |
| CVE-2021-43539 | Mozilla Firefox ESR 资源管理错误漏洞 | |
| CVE-2021-43538 | Mozilla Firefox 竞争条件问题漏洞 | |
| CVE-2021-43537 | Mozilla Firefox ESR 代码问题漏洞 | |
| CVE-2021-43536 | Mozilla Firefox ESR 信息泄露漏洞 | |
| CVE-2021-38503 | Mozilla Firefox 安全特征问题漏洞 | |
| CVE-2021-43534 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2021-43533 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-43532 | Mozilla Firefox 输入验证错误漏洞 | |
| CVE-2021-43531 | Mozilla Firefox 访问控制错误漏洞 | |
| CVE-2021-43528 | Mozilla Thunderbird 安全特征问题漏洞 | |
| CVE-2021-38510 | Mozilla Firefox 命令注入漏洞 |
Showing top 20 of 27 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-2021-43530
No comments yet