Skip to content
CVE PROGRAM SOURCE RECORD5.4 Medium

CVE-2026-91021

CVE-2026-91021

Description

Trilium Notes, version v0.103.0 and earlier, contains a stored cross-site scripting (XSS) vulnerability in the share renderer for webView notes due to improper HTML escaping of user-controlled #webViewSrc values. This vulnerability allows attackers with note-authoring privileges to inject arbitrary JavaScript that executes for any user who opens the shared note, including administrators.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Trilium Trillium Notes

  • 0 to ≤ v0.103.0affected

References