CVE-2026-47900
MediumCVSS 4.6Summary
Logseq is vulnerable to stored XSS attacks. A malicious plugin can include a JavaScript payload in the 'name' field of its 'package.json', allowing arbitrary code execution in a privileged context.
Risk Assessment
An attacker could exploit this vulnerability to execute malicious code, potentially leading to data theft or system takeover.
Recommendation
It is recommended to update Logseq to the latest version and review the security of used plugins.
Original NVD description (English source)
Logseq is vulnerable to a stored cross-site scripting (XSS). A malicious plugin can include a JavaScript payload in the "name" field of its "package.json" file, which is rendered using "innerHTML" without proper sanitization, allowing the execution of arbitrary code in the privileged host context. While only version v0.10.15 was tested and confirmed as vulnerable, status of other versions is unknown since this issue was not addressed by a patch.