Cross site scripting

TinyMCE is an open source rich text editor. A mutation cross-site scripting mXSS vulnerability was discovered in TinyMCE’s core undo and redo functionality. When a carefully-crafted HTML snippet passes the XSS sanitisation layer, it is manipulated as a string by internal trimming functions before...

CVE-2023-45818

Removed by vendor...

TinyMCE mXSS vulnerability in undo/redo, getContent API, resetContent API, and Autosave plugin

Impact A mutation cross-site scripting mXSS vulnerability was discovered in TinyMCE’s core undo and redo functionality. When a carefully-crafted HTML snippet passes the XSS sanitisation layer, it is manipulated as a string by internal trimming functions before being stored in the undo stack. If t...

Cross-site scripting vulnerability in TinyMCE alerts

Impact A cross-site scripting XSS vulnerability was discovered in the alert and confirm dialogs when these dialogs were provided with malicious HTML content. This can occur in plugins that use the alert or confirm dialogs, such as in the image plugin, which presents these dialogs when certain...