CVE-2026-47901

CVE-2026-47901 affects Logseq. The issue is a sandbox escape: plugins running in sandboxed iframes can inject arbitrary HTML attributes (including event handlers) into the host DOM container. A disabled Content Security Policy (CSP) enables a malicious plugin to execute arbitrary JavaScript in th...

CVE-2026-47901 Iframe escape by plugins in Logseq

Logseq is vulnerable to a sandbox escape flaw where plugins running in sandboxed iframes can inject arbitrary HTML attributes, such as event handlers, into their container element in the host DOM. Due to a disabled Content Security Policy CSP, this allows a malicious plugin to execute arbitrary...