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CVE-2024-47885— astro's client-side router has DOM Clobbering Gadget that leads to XSS

Quick assessment

Affected
withastro astro
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.

Astro是Astro开源的一个内容驱动网站的 web 框架。 Astro 3.0.0版本至4.16.1之前版本存在跨站脚本漏洞，该漏洞源于没有正确清理页面上的name属性。

CVSS 5.9 · Medium EPSS 0.45% · P36
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I. Basic Information for CVE-2024-47885

Vulnerability Information
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Vulnerability Title
astro's client-side router has DOM Clobbering Gadget that leads to XSS
Source: CVE Program / CVE List V5
Vulnerability Description
The Astro web framework has a DOM Clobbering gadget in the client-side router starting in version 3.0.0 and prior to version 4.16.1. It can lead to cross-site scripting (XSS) in websites enables Astro's client-side routing and has *stored* attacker-controlled scriptless HTML elements (i.e., `iframe` tags with unsanitized `name` attributes) on the destination pages. This vulnerability can result in cross-site scripting (XSS) attacks on websites that built with Astro that enable the client-side routing with `ViewTransitions` and store the user-inserted scriptless HTML tags without properly sanitizing the `name` attributes on the page. Version 4.16.1 contains a patch for this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Astro 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Astro是Astro开源的一个内容驱动网站的 web 框架。 Astro 3.0.0版本至4.16.1之前版本存在跨站脚本漏洞，该漏洞源于没有正确清理页面上的name属性。
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
withastro astro >=3.0.0, < 4.16.1 -

II. Public POCs for CVE-2024-47885

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III. Intelligence Information for CVE-2024-47885

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Patches & Fixes for CVE-2024-47885 (2)

IV. Related Vulnerabilities

Same product: astro
Same vendor: withastro
Same weakness: CWE-79

V. Comments for CVE-2024-47885

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