CVE-2026-31807

SiYuan is a personal knowledge management system. Prior to 3.5.10, SiYuan's SVG sanitizer SanitizeSVG blocks dangerous elements...

CVE-2026-31807

SiYuan: CVE-2026-31807 is a real issue in SVG sanitization prior to v3.5.10. The SVG sanitizer fails to block animation elements (e.g., /) in /api/icon/getDynamicIcon (type=8), allowing injection of JavaScript and a reflected XSS. Nuclei templates detail the exact vector: unauthenticated access t...

CVE-2026-31807 SiYuan has a SVG Sanitizer Bypass via `<animate>` Element — Unauthenticated XSS

SiYuan is a personal knowledge management system. Prior to 3.5.10, SiYuan's SVG sanitizer SanitizeSVG blocks dangerous elements , , and removes on event handlers and javascript: in href attributes. However, it does NOT block SVG animation elements , which can dynamically set attributes to dangero...

CVE-2026-30948 Parse Server has stored cross-site scripting (XSS) via SVG file upload

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.5.2-alpha.4 and 8.6.17, a stored cross-site scripting XSS vulnerability allows any authenticated user to upload an SVG file containing JavaScript. The file is served inline with...

CVE-2026-30974 Copyparty volflag `nohtml` did not block javascript in svg files

Copyparty is a portable file server. Prior to v1.20.11., the nohtml config option, intended to prevent execution of JavaScript in user-uploaded HTML files, did not apply to SVG images. A user with write-permission could upload an SVG containing embedded JavaScript, which would execute in the...

CVE-2026-30974

Copyparty is a portable file server. Prior to v1.20.11., the nohtml config option, intended to prevent execution of JavaScript in user-uploaded HTML files, did not apply to SVG images. A user with write-permission could upload an SVG containing embedded JavaScript, which would execute in the...

CVE-2026-30974 Copyparty volflag `nohtml` did not block javascript in svg files

Copyparty is a portable file server. Prior to v1.20.11., the nohtml config option, intended to prevent execution of JavaScript in user-uploaded HTML files, did not apply to SVG images. A user with write-permission could upload an SVG containing embedded JavaScript, which would execute in the...

EUVD-2026-10712

Copyparty is a portable file server. Prior to v1.20.11., the nohtml config option, intended to prevent execution of JavaScript in user-uploaded HTML files, did not apply to SVG images. A user with write-permission could upload an SVG containing embedded JavaScript, which would execute in the...

CVE-2026-30974

The copyparty advisory GHSA-M6HV-X64C-27MM describes a vulnerability where the nohtml volflag failed to block JavaScript in SVG files. Although not a vulnerability by itself, this allowed a user with write access to upload an SVG containing embedded JavaScript that could execute when opened, pote...

copyparty: volflag `nohtml` did not block javascript in svg files

Summary The nohtml config option, intended to prevent execution of JavaScript in user-uploaded HTML files, did not apply to SVG images. Details A user with write-permission could upload an SVG containing embedded JavaScript, which would execute in the context of whichever user opens it. This in...

EUVD-2026-10711

copyparty: volflag nohtml did not block javascript in svg files...

GHSA-M6HV-X64C-27MM copyparty: volflag `nohtml` did not block javascript in svg files

Summary The nohtml config option, intended to prevent execution of JavaScript in user-uploaded HTML files, did not apply to SVG images. Details A user with write-permission could upload an SVG containing embedded JavaScript, which would execute in the context of whichever user opens it. This in...

PT-2026-24462

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.5.10 Description SiYuan is a personal knowledge management system. The SVG sanitizer SanitizeSVG in versions prior to 3.5.10 does not block SVG animation elements , , allowing attackers to dynamically set attributes ...

SiYuan 跨站脚本漏洞

SiYuan is a privacy-oriented personal knowledge management system developed by SiYuan. Versions of SiYuan prior to 3.5.10 contained a cross-site scripting vulnerability. This vulnerability stemmed from the SVG cleaner not preventing SVG animation elements, which could bypass static cleaning and...

PT-2026-24426

Name of the Vulnerable Software and Affected Versions Parse Server versions prior to 9.5.2-alpha.4 Parse Server versions prior to 8.6.17 Description Parse Server, an open source backend deployable on Node.js infrastructures, contains a stored cross-site scripting XSS issue. Authenticated users ca...

Copyparty 跨站脚本漏洞

Copyparty is a portable file server developed by Ed’s individual developer. Versions of Copyparty prior to v1.20.11 contained a cross-site scripting vulnerability. This vulnerability stemmed from the nohtml configuration option not being applied to SVG images, which could lead to the execution of...

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-2026-3749 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...

PT-2026-23954

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-2026-29074 SVGO: DoS through entity expansion in DOCTYPE (Billion Laughs)

SVGO, short for SVG Optimizer, is a Node.js library and command-line application for optimizing SVG files. From version 2.1.0 to before version 2.8.1, from version 3.0.0 to before version 3.3.3, and before version 4.0.1, SVGO accepts XML with custom entities, without guards against entity expansi...