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CVE-2021-41750

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Nystudio107 Seomatic是美国的一个全面、强大和灵活的交钥匙 SEO 系统。促进了 Craft CMS 3 的现代 SEO 最佳实践和实施。 Nystudio107 Seomatic 3.4.10 版本存在安全漏洞，远程攻击者利用该漏洞可通过 GET 将任意 Web 脚本注入到 /index.php?action=seomatic/file/seo-file-link 和 url 包含恶意网页/文件的 base64 编码 URL 的参数和包含任意文件名的 fileName 参数。

AI Predicted 6.1 Difficulty: Moderate EPSS 1.08% · P62

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-41750

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A cross-site scripting (XSS) vulnerability in the SEOmatic plugin 3.4.10 for Craft CMS 3 allows remote attackers to inject arbitrary web script via a GET to /index.php?action=seomatic/file/seo-file-link with url parameter containing the base64 encoded URL of a malicious web page / file and fileName parameter containing an arbitrary filename with the intended content-type to be rendered in the user's browser as the extension.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Nystudio107 Seomatic 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nystudio107 Seomatic是美国的一个全面、强大和灵活的交钥匙 SEO 系统。促进了 Craft CMS 3 的现代 SEO 最佳实践和实施。 Nystudio107 Seomatic 3.4.10 版本存在安全漏洞，远程攻击者利用该漏洞可通过 GET 将任意 Web 脚本注入到 /index.php?action=seomatic/file/seo-file-link 和 url 包含恶意网页/文件的 base64 编码 URL 的参数和包含任意文件名的 fileName 参数。
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-2021-41750

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III. Intelligence Information for CVE-2021-41750

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Patches & Fixes for CVE-2021-41750 (2)

Other References for CVE-2021-41750 (1)

Same Patch Batch · n/a · 2022-06-12 · 3 CVEs total

CVE-2021-41641 Deno 后置链接漏洞
CVE-2021-41749 Nystudio107 Seomatic 代码注入漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-41750

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