CVE-2026-91021
Trilium Notes, version v0.103.0 and earlier, contains a stored cross-site scripting (XSS) vulnerability in the share renderer for webView no
CVSS
5.4
Medium
EPSS
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KEV
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Exploit Today
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0-100
Published: Sep 14, 2026 · Last modified: Sep 14, 2026 · CWE-79
Not enough EPSS history yet.
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.
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2026-908502.4 LOW—
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———The Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘profile_fields_user_email_value_prefix’ parameter in all versions up to, and including, 4.15.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user clicks on a link.10hCVE-2026-855756.4 MED—
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