Security Advisory

CVE-2026-91021

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-14 17:13:51

Last updated 2026-09-14 17:13:51

Assigner certcc

CVSS score not scored

State PUBLISHED

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.

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