CVE-2026-111040 · Other
NO FIX YET
An authenticated user with low privileges can store unsanitised HTML in editable fields managed by TinyMCE. That HTML is then rendered in other users' browsers, altering the content they see.
first public Nov 4, 2026 · 1 source
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No product ranges from the sources yet.
Not affected if no-untrusted-editors
Who cares tinymce, web-app
Unknown from the sources.
No fix yet, per the sources.
The platform allows persistent HTML injection into editable fields managed by TinyMCE. An authenticated attacker with low privileges can inject unsanitised HTML content which is stored in the database and subsequently rendered in other users’ browsers, affecting the display of content within the application.
This page as .md · .json · in your agent: get_signal("CVE-2026-111040") · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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