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I. Basic Information for CVE-2026-35608
Vulnerability Information

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Vulnerability Title
QuickDrop has stored XSS in SVG file preview endpoint allowing JavaScript execution
Source: NVD (National Vulnerability Database)
Vulnerability Description
QuickDrop is an easy-to-use file sharing application. Prior to 1.5.3, a stored XSS vulnerability exists in the file preview endpoint. The application allows SVG files to be uploaded via the /api/file/upload-chunk endpoint. An attacker can upload a specially crafted SVG file containing a JavaScript payload. When any user views the file preview, the script executes in the context of the application's domain. This vulnerability is fixed in 1.5.3.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
Vulnerability Title
QuickDrop 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QuickDrop是Rostislav个人开发者的一个自托管匿名文件分享应用,支持分块上传与加密存储。 QuickDrop 1.5.3之前版本存在跨站脚本漏洞,该漏洞源于文件预览端点存在存储型跨站脚本漏洞,允许上传包含JavaScript有效载荷的特制SVG文件,可能导致脚本在应用程序环境中执行。
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
VendorProductAffected VersionsCPESubscribe
RoastSlavquickdrop < 1.5.3 -
II. Public POCs for CVE-2026-35608
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III. Intelligence Information for CVE-2026-35608
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