CVE-2021-36440
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-36440
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View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Unrestricted File Upload in ShowDoc v2.9.5 allows remote attackers to execute arbitrary code via the 'file_url' parameter in the component AdminUpdateController.class.php'.
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
ShowDoc 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
showdoc是开源的一个非常适合IT团队在线共享文档的工具。 ShowDoc中存在代码问题漏洞。该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2021-36440
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | None | https://github.com/Threekiii/Awesome-POC/blob/master/Web%E5%BA%94%E7%94%A8%E6%BC%8F%E6%B4%9E/ShowDoc%20AdminUpdateController.class.php%20%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0%E6%BC%8F%E6%B4%9E%20CVE-2021-36440.md | POC Details |
| 2 | None | https://github.com/forget-dl/CVE-2021-36440-poc-test | POC Details |
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-36440
请登录查看更多情报信息。
- https://github.com/star7th/showdoc/issues/1406x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-36440
Same Patch Batch · n/a · 2021-09-08 · 19 CVEs total
| CVE-2021-23404 | 7.6 HIGH | Cross-site Request Forgery (CSRF) |
| CVE-2021-33982 | Fish Hunt FL 代码问题漏洞 | |
| CVE-2021-40818 | Glewlwyd SSO server 缓冲区错误漏洞 | |
| CVE-2021-40814 | Prestashop SQL注入漏洞 | |
| CVE-2020-26772 | PPGo_Job 操作系统命令注入漏洞 | |
| CVE-2020-19138 | DotCMS 代码问题漏洞 | |
| CVE-2020-19137 | Autumn 安全漏洞 | |
| CVE-2021-40797 | OpenStack 安全漏洞 | |
| CVE-2021-40537 | owncloud 代码问题漏洞 | |
| CVE-2021-31274 | Librenms 跨站脚本漏洞 | |
| CVE-2021-21996 | Saltstack SaltStack Salt 安全漏洞 | |
| CVE-2021-33981 | Fish Hunt FL 信息泄露漏洞 | |
| CVE-2021-40346 | Haproxy HAProxy 输入验证错误漏洞 | |
| CVE-2021-21897 | Ribbonsoft dxflib 数字错误漏洞 | |
| CVE-2021-22004 | SaltStack Salt竞争条件问题漏洞 | |
| CVE-2021-36695 | Deskpro 跨站脚本漏洞 | |
| CVE-2021-40377 | Smartertools SmarterTools SmarterMail 跨站脚本漏洞 | |
| CVE-2021-40812 | GD Graphics Library 缓冲区错误漏洞 |
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-2021-36440
No comments yet