CVE-2021-41866
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I. Basic Information for CVE-2021-41866
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
MyBB before 1.8.28 allows stored XSS because the displayed Template Name value in the Admin CP's theme management is not escaped properly.
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
MyBB 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MyBB（MyBulletinBoard）是MyBB（MYBB）团队的开发的一套用PHP和MySQL开发的免费且基于Web的论坛软件。该软件具有简单易用、支持多国语言、可扩展等特点。 MyBB存在跨站脚本漏洞，该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞执行客户端代码。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2021-41866
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://github.com/mybb/mybb/security/advisories/x_refsource_MISC
- https://github.com/mybb/mybb/security/advisories/GHSA-gxhv-r3m5-6qv7x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-41866
Same Patch Batch · n/a · 2021-10-26 · 14 CVEs total
| CVE-2020-22864 | Froala WYSIWYG Editor 跨站脚本漏洞 | |
| CVE-2021-37364 | OpenClinic GA 安全漏洞 | |
| CVE-2021-37363 | Gestionale Open Srl Gestionale Open 安全漏洞 | |
| CVE-2021-37372 | Online Student Admission System 代码问题漏洞 | |
| CVE-2021-37371 | Online Student Admission System SQL注入漏洞 | |
| CVE-2011-4119 | Caml-light 安全漏洞 | |
| CVE-2011-2195 | websvn 操作系统命令注入漏洞 | |
| CVE-2021-41078 | Nameko 代码问题漏洞 | |
| CVE-2021-41873 | Penguin Aurora TV Box 41502 安全漏洞 | |
| CVE-2021-40344 | Nagios XI 代码问题漏洞 | |
| CVE-2021-40343 | Nagios XI 安全漏洞 | |
| CVE-2021-42343 | Python Dask 安全漏洞 | |
| CVE-2021-40345 | Nagios XI 命令注入漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
- CVE-2026-8276
bettercap MySQL Server mysql_server.go integer coercion - CVE-2026-8275
bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2021-41866
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