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,...

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...

CVE-2026-44586

SiYuan is an open-source personal knowledge management system. From 2.1.12 to before 3.7.0. SiYuan's Bazaar marketplace renders package author metadata from the public bazaar stage feed into HTML without escaping. In the desktop app this becomes stored XSS, and because SiYuan's Electron windows a...

GO-2026-5001 SiYuan Bazaar marketplace renders unescaped package `name` and `version` metadata, allowing stored XSS and Electron code execution in github.com/siyuan-note/siyuan/kernel

SiYuan Bazaar marketplace renders unescaped package name and version metadata, allowing stored XSS and Electron code execution in github.com/siyuan-note/siyuan/kernel...

PT-2026-42383

SiYuan Bazaar marketplace renders unescaped package name and version metadata, allowing stored XSS and Electron code execution in github.com/siyuan-note/siyuan/kernel...

CVE-2026-45375

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan's Bazaar community marketplace renders the name and version fields of a package's plugin.json and the equivalent theme.json / template.json / widget.json / icon.json into the Settings → Marketplace UI without HT...

CVE-2026-45375

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan's Bazaar community marketplace renders the name and version fields of a package's plugin.json and the equivalent theme.json / template.json / widget.json / icon.json into the Settings → Marketplace UI without HT...

CVE-2026-44586

SiYuan is an open-source personal knowledge management system. From 2.1.12 to before 3.7.0. SiYuan's Bazaar marketplace renders package author metadata from the public bazaar stage feed into HTML without escaping. In the desktop app this becomes stored XSS, and because SiYuan's Electron windows a...

CVE-2026-45375 SiYuan: Bazaar marketplace renders unescaped package `name` and `version` metadata, allowing stored XSS and Electron code execution

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan's Bazaar community marketplace renders the name and version fields of a package's plugin.json and the equivalent theme.json / template.json / widget.json / icon.json into the Settings → Marketplace UI without HT...

EUVD-2026-30356

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan's Bazaar community marketplace renders the name and version fields of a package's plugin.json and the equivalent theme.json / template.json / widget.json / icon.json into the Settings → Marketplace UI without HT...

CVE-2026-45375

SiYuan’s Bazaar marketplace before version 3.7.0 renders unsanitized package metadata (name, version) from plugin.json (and equivalent theme/template/widget/icon.json) into the Marketplace UI via innerHTML. The kernel sanitizer escapes Author, DisplayName, and Description, but not Name/Version, a...

CVE-2026-45375 SiYuan: Bazaar marketplace renders unescaped package `name` and `version` metadata, allowing stored XSS and Electron code execution

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan's Bazaar community marketplace renders the name and version fields of a package's plugin.json and the equivalent theme.json / template.json / widget.json / icon.json into the Settings → Marketplace UI without HT...

CVE-2026-45375 SiYuan: Bazaar marketplace renders unescaped package `name` and `version` metadata, allowing stored XSS and Electron code execution

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan's Bazaar community marketplace renders the name and version fields of a package's plugin.json and the equivalent theme.json / template.json / widget.json / icon.json into the Settings → Marketplace UI without HT...

CVE-2026-44586 SiYuan: Bazaar marketplace renders unescaped package author metadata, allowing XSS and Electron code execution

SiYuan is an open-source personal knowledge management system. From 2.1.12 to before 3.7.0. SiYuan's Bazaar marketplace renders package author metadata from the public bazaar stage feed into HTML without escaping. In the desktop app this becomes stored XSS, and because SiYuan's Electron windows a...

EUVD-2026-30354

SiYuan is an open-source personal knowledge management system. From 2.1.12 to before 3.7.0. SiYuan's Bazaar marketplace renders package author metadata from the public bazaar stage feed into HTML without escaping. In the desktop app this becomes stored XSS, and because SiYuan's Electron windows a...

CVE-2026-44586 SiYuan: Bazaar marketplace renders unescaped package author metadata, allowing XSS and Electron code execution

SiYuan is an open-source personal knowledge management system. From 2.1.12 to before 3.7.0. SiYuan's Bazaar marketplace renders package author metadata from the public bazaar stage feed into HTML without escaping. In the desktop app this becomes stored XSS, and because SiYuan's Electron windows a...

CVE-2026-44586 SiYuan: Bazaar marketplace renders unescaped package author metadata, allowing XSS and Electron code execution

SiYuan is an open-source personal knowledge management system. From 2.1.12 to before 3.7.0. SiYuan's Bazaar marketplace renders package author metadata from the public bazaar stage feed into HTML without escaping. In the desktop app this becomes stored XSS, and because SiYuan's Electron windows a...

CVE-2026-44586

SiYuan (desktop) Bazaar marketplace before 3.7.0 renders package author metadata into HTML without escaping, enabling stored XSS. Because Electron windows are created with nodeIntegration: true and contextIsolation: false, a successful payload could access Node.js APIs and run code on the host. A...