CVE-2026-45797 HeyForm Vulnerable to Stored XSS via Unauthenticated SVG File Upload

HeyForm is an open-source form builder. Prior to version 3.0.0-rc.7, the /api/upload endpoint allows unauthenticated file uploads including SVG files. Uploaded SVGs are stored in the static assets directory and served with Content-Type: image/svg+xml by Express's serve-static middleware, allowing...

CVE-2026-45797

CVE-2026-45797 affects HeyForm (open-source form builder). Before version 3.0.0-rc.7, the /api/upload endpoint allowed unauthenticated file uploads, including SVGs. Uploaded SVGs are stored in the static assets directory and served with Content-Type: image/svg+xml by Express’s serve-static middle...

CVE-2026-49971

Laravel-Mediable before 7.0.0 contains a stored cross-site scripting vulnerability that allows authenticated or anonymous users to execute arbitrary JavaScript by uploading unsanitized SVG files containing embedded scripts in onload event handlers, script tags, or foreignObject elements. Attacker...

CVE-2026-56701 Grav - XML External Entity Injection via SVG Upload

Grav before 2.0.0-beta.2 contains an XML external entity injection vulnerability in SVG file upload processing that allows authenticated attackers to read arbitrary files. The application uses simplexmlloadstring without disabling external entity loading, enabling attackers to inject XXE payloads...

Shopware: Stored XSS via SVG file upload — no SVG sanitization

SVG files are in the allowedextensions whitelist and can be uploaded by any admin user via the media manager. There is zero SVG content sanitization anywhere in the upload pipeline. A malicious SVG with JavaScript onload, , executes in the context of the Shopware domain when accessed. The Problem...

CVE-2026-38948

Cross-Site Scripting XSS vulnerability exists in FUEL CMS v1.5.2 and before within the asset upload functionality. The application fails to properly sanitize uploaded SVG files, allowing a low-privileged authenticated user to upload a crafted SVG file containing malicious code...

CVE-2026-40487

Postiz is an AI social media scheduling tool. Prior to version 2.21.6, a file upload validation bypass allows any authenticated user to upload arbitrary HTML, SVG, or other executable file types to the server by spoofing the Content-Type header. The uploaded files are then served by nginx with a...

CVE-2026-25100 Stored XSS via SVG File Upload in Bludit

Bludit is vulnerable to Stored Cross-Site Scripting XSS in its image upload functionality. An authenticated attacker with content upload privileges such as Author, Editor, or Administrator can upload an SVG file containing a malicious payload, which is executed when a victim visits the URL of the...

CVE-2025-65734

An authenticated arbitrary file upload vulnerability in the Courses/Work Assignments module of gunet Open eClass v3.11, and fixed in v3.13, allows attackers to execute arbitrary code via uploading a crafted SVG file...

CVE-2026-3749 Bytedesk SVG File UploadRestService.java handleFileUpload unrestricted upload

A weakness has been identified in Bytedesk up to 1.3.9. This vulnerability affects the function handleFileUpload of the file source-code/src/main/java/com/bytedesk/core/upload/UploadRestService.java of the component SVG File Handler. Executing a manipulation can lead to unrestricted upload. The...

CVE-2026-3748 Bytedesk SVG File UploadRestController.java uploadFile unrestricted upload

A security flaw has been discovered in Bytedesk up to 1.3.9. This affects the function uploadFile of the file source-code/src/main/java/com/bytedesk/core/upload/UploadRestController.java of the component SVG File Handler. Performing a manipulation results in unrestricted upload. Remote exploitati...

CVE-2026-3748

A CVE-2026-3748 vulnerability affects Bytedesk up to 1.3.9 in the SVG File Handler’s UploadRestController.uploadFile function. The flaw allows unrestricted file upload via manipulation of the uploadFile endpoint, with remote exploitation reported as possible and the exploit released publicly. A f...

CVE-2021-47783

Phpwcms 1.9.30 contains a file upload vulnerability that allows authenticated attackers to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG payloads through the multiple file upload feature to potentially execute cross-site scripting attacks on the platform...

CVE-2023-49279

Umbraco is an ASP.NET content management system CMS. Starting in version 7.0.0 and prior to versions 7.15.11, 8.18.9, 10.7.0, 11.5.0, and 12.2.0, a user with access to the backoffice can upload SVG files that include scripts. If the user can trick another user to load the media directly in a...

CVE-2026-0627

CVE-2026-0627 affects the AMP for WP plugin for WordPress (vulnerable up to 1.1.10). It is a stored XSS via malicious SVG uploads; requires Author-level authentication and executes when a user views the uploaded file. The issue arises from insufficient sanitization that only removes script tags, ...

CVE-2024-2324

The FileOrganizer – Manage WordPress and Website Files plugin for WordPress is vulnerable to Stored Cross-Site Scripting via svg file upload in all versions up to, and including, 1.0.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers t...

CVE-2025-14120 URL Image Importer <= 1.0.7 - Authenticated (Author+) Stored Cross-Site Scripting via SVG File Upload

The URL Image Importer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 1.0.7 due to insufficient sanitization of SVG files. This makes it possible for authenticated attackers, with Author-level access and above, to injec...

CVE-2025-14120 URL Image Importer <= 1.0.7 - Authenticated (Author+) Stored Cross-Site Scripting via SVG File Upload

The URL Image Importer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 1.0.7 due to insufficient sanitization of SVG files. This makes it possible for authenticated attackers, with Author-level access and above, to injec...

CVE-2025-14202 Cross-Site Request Forgery (CSRF) Leading to Account Takeover via SVG File Upload

A vulnerability in the file upload at bookmark + asset rendering pipeline allows an attacker to upload a malicious SVG file with JavaScript content. When an authenticated admin user views the SVG file with embedded JavaScript code of shared bookmark, JavaScript executes in the admin’s browser,...

CVE-2023-53909 WBCE CMS 1.6.1 SVG File Content Cross-Site Scripting

WBCE CMS 1.6.1 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious JavaScript by uploading crafted SVG files through the media manager. Attackers can upload SVG files containing script tags to the...