EUVD-2026-39126

SiYuan: Stored XSS in Bazaar marketplace via package README event handlers...

CVE-2026-59833

SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, SiYuan renders note and package content to HTML through the Lute engine with sanitization enabled, but Lute's dangerous javascript scheme block does not check form action or SVG xlink:href attributes, allowing stored...

CVE-2026-54070

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, renderPackageREADME in kernel/bazaar/readme.go renders a Bazaar package README from Markdown to HTML with the lute engine and SetSanitizetrue. The lute sanitizer is an event-handler blocklist: allowAttr rejects only...

CVE-2026-54759 SiYuan: Lute HTML sanitizer allows `<iframe>` tags in Bazaar package README, leading to arbitrary command execution via SiYuan Electron client

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, Lute's HTML sanitizer does not remove elements. Combined with the SiYuan Electron client's permissive security configuration, an attacker can include a malicious in a Bazaar package README that executes arbitrary...

CVE-2026-54759

SiYuan’s Lute HTML sanitizer (prior to version 3.7.0) fails to remove elements. When combined with the SiYuan Electron client’s permissive security configuration, a malicious in a Bazaar package README can trigger arbitrary command execution on the victim’s machine when package details are view...

CVE-2026-54070

CVE-2026-54070 — SiYuan : A Stored XSS in the Bazaar marketplace path arises before v3.7.0. renderPackageREADME converts Markdown READMEs to HTML using lute with SetSanitize(true), but the event-handler blocklist misses several modern handlers, allowing attributes like onpointerover, onpointerdow...

CVE-2026-54070 SiYuan: Stored XSS in Bazaar marketplace via package README event handlers

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, renderPackageREADME in kernel/bazaar/readme.go renders a Bazaar package README from Markdown to HTML with the lute engine and SetSanitizetrue. The lute sanitizer is an event-handler blocklist: allowAttr rejects only...

PT-2026-52110

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.0 Description The renderPackageREADME function in kernel/bazaar/readme.go renders Bazaar package READMEs from Markdown to HTML using the lute engine. The sanitizer uses a blocklist that omits modern event handlers,...

PT-2026-52112

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.0 Description Lute's HTML sanitizer fails to remove elements. When combined with the permissive security configuration of the SiYuan Electron client, this allows an attacker to embed a malicious within a Bazaar...

CVE-2026-56395

SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package...

CVE-2026-56397

SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package...

CVE-2026-56397

SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package...

CVE-2026-56397

CVE-2026-56397 affects SiYuan prior to v3.6.1 where Bazaar marketplace metadata and README aren’t sanitized, allowing malicious authors to inject HTML/JavaScript. This can enable remote code execution on users browsing Bazaar by embedding XSS payloads in displayName, description, or README, takin...

EUVD-2026-38163

SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package...

CVE-2026-56397 SiYuan - Remote Code Execution via Malicious Bazaar Package Metadata and README

SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package...

CVE-2026-56395

SiYuan exposes a vulnerability (CVE-2026-56395) where SieYuan versions prior to 3.6.1 fail to sanitize Bazaar marketplace metadata and README content, enabling arbitrary HTML/JavaScript injection. The underlying issue is improper sanitization of package displayName, description, or README fields,...

CVE-2026-56395

SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package...

EUVD-2026-38161

SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package...

CVE-2026-56395 SiYuan - Remote Code Execution via Malicious Bazaar Package Metadata and README

SiYuan before v3.6.1 fails to sanitize package metadata and README content in the Bazaar marketplace, allowing malicious package authors to inject arbitrary HTML and JavaScript. Attackers can achieve remote code execution on any user browsing the Bazaar by embedding XSS payloads in package...

PT-2026-51236

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.6.1 Description SiYuan fails to sanitize package metadata and README content within the Bazaar marketplace. This allows malicious authors to inject arbitrary HTML and JavaScript into the displayName, description, or...