SiYuan: Stored XSS to RCE via attribute-view cell rendering in genAVValueHTML()

Summary The attribute-view database cell renderer genAVValueHTML interpolates cell content raw in four of its branches: text, url, phone, and mAsset. A cell value like or " breaks out of its surrounding tag and runs arbitrary JavaScript in the renderer when the victim opens the block-attribute...

CVE-2026-54158 SiYuan: Stored XSS to RCE via attribute-view cell rendering in genAVValueHTML()

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, the attribute-view database cell renderer genAVValueHTML interpolates cell content raw in four of its branches: text, url, phone, and mAsset. A cell value like or " breaks out of its surrounding tag and runs arbitrary...

CVE-2026-54158 SiYuan: Stored XSS to RCE via attribute-view cell rendering in genAVValueHTML()

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, the attribute-view database cell renderer genAVValueHTML interpolates cell content raw in four of its branches: text, url, phone, and mAsset. A cell value like or " breaks out of its surrounding tag and runs arbitrary...

CVE-2026-54158

SiYuan CVE-2026-54158: A stored XSS in the attribute-view cell renderer (genAVValueHTML) can break out of its tag with crafted values in text/url/phone/mAsset, potentially leading to RCE in Electron if nodeIntegration is enabled. The issue persists in AV files under the workspace and propagates a...