CVE-2026-41949 Dify < 1.14.2 Authorization Bypass via File Preview Endpoint

Dify before version 1.14.2 contains an authorization bypass vulnerability in the file preview endpoint that allows any authenticated user to read up to 3,000 characters of any uploaded document across all tenants and workspaces using only the file's UUID. Attackers can access the...

dify security vulnerabilities

dify is an open-source LLM application development platform by LangGenius. Versions of dify prior to 1.14.1 have a security vulnerability. This vulnerability stems from an authorization bypass issue in the file preview endpoint, which allows any authenticated user to read the first 3,000 characte...

CVE-2026-41949: Authorization Bypass Through User-Controlled Key

Dify before version 1.14.2 contains an authorization bypass vulnerability in the file preview endpoint that allows any authenticated user to read up to 3,000 characters of any uploaded document across all tenants and workspaces using only the file's UUID. Attackers can access the...

PT-2026-41676

Name of the Vulnerable Software and Affected Versions Dify versions prior to 1.14.2 Description An authorization bypass exists in the file preview endpoint, allowing any authenticated user to read up to 3,000 characters of any uploaded document across all tenants and workspaces. This occurs becau...

CVE-2026-44549 Open WebUI: Stored XSS in excel file preview

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.8.0, Excel file attachments are previewed in an unsafe way. A crafted XLSX file payload can be used to cause the sheetjs function sheettohtml to embed an XSS payload into the generated...

CVE-2026-45318

CVE-2026-45318 is an Open WebUI stored XSS vulnerability. The root cause is rendering unsanitized HTML produced from Excel/DOCX previews (XLSX.utils.sheet_to_html) via {@html excelHtml} or fileOfficeHtml without DOMPurify. This affects Open WebUI versions prior to 0.9.3, where an attacker-uploade...

Open WebUI has stored XSS via unsanitized Office/Excel/DOCX file preview rendering ({@html} without DOMPurify)

Related advisory This advisory tracks a regression of the original Excel-preview XSS that was publicly disclosed and patched under GHSA-jwf8-pv5p-vhmc patched in v0.8.0. The same root cause — XLSX.utils.sheettohtml output rendered via @html excelHtml without DOMPurify — was reintroduced sometime...

CVE-2026-35608

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 JavaScrip...

CVE-2026-35608 QuickDrop has stored XSS in SVG file preview endpoint allowing JavaScript execution

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 JavaScrip...

CVE-2026-35608

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 JavaScrip...

CVE-2026-35608 QuickDrop has stored XSS in SVG file preview endpoint allowing JavaScript execution

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 JavaScrip...

EUVD-2026-19784

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 JavaScrip...

PT-2026-30909

Name of the Vulnerable Software and Affected Versions QuickDrop versions prior to 1.5.3 Description QuickDrop, a file sharing application, contains a stored cross-site scripting XSS issue in the file preview functionality. The application allows the upload of SVG files via the...

QuickDrop cross-site scripting vulnerabilities

QuickDrop is a self-hosted anonymous file sharing application developed by Rostislav. It supports multipart uploads and encrypted storage. Versions of QuickDrop prior to 1.5.3 had a cross-site scripting vulnerability. This vulnerability stemmed from a storage-related cross-site scripting flaw in...

CVE-2026-35608: Improper Neutralization of Input During Web Page Generation

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 JavaScrip...

CVE-2026-29082

Kestra, an event-driven orchestration platform, has a Stored XSS risk in versions 1.1.10 and earlier due to the execution-file preview rendering user-supplied Markdown with markdown-it (html: true) and injecting the HTML via Vue’s v-html without sanitisation. This can allow an attacker to inject ...

CVE-2026-29082: Improper Neutralization of Input During Web Page Generation

Kestra is an event-driven orchestration platform. In versions from 1.1.10 and prior, Kestra’s execution-file preview renders user-supplied Markdown .md with markdown-it instantiated as html:true and injects the resulting HTML with Vue’s v-html without sanitisation. At time of publication, there a...

CVE-2026-26993 Flare has XSS vulnerability in Raw File Preview

Flare is a Next.js-based, self-hostable file sharing platform that integrates with screenshot tools. Versions 1.7.0 and below allow users to upload files without proper content validation or sanitization. By embedding malicious JavaScript within an SVG or other active content formats such as HTML...

CVE-2026-26993 Flare has XSS vulnerability in Raw File Preview

Flare is a Next.js-based, self-hostable file sharing platform that integrates with screenshot tools. Versions 1.7.0 and below allow users to upload files without proper content validation or sanitization. By embedding malicious JavaScript within an SVG or other active content formats such as HTML...

CVE-2026-26993 Flare has XSS vulnerability in Raw File Preview

Flare is a Next.js-based, self-hostable file sharing platform that integrates with screenshot tools. Versions 1.7.0 and below allow users to upload files without proper content validation or sanitization. By embedding malicious JavaScript within an SVG or other active content formats such as HTML...