Impact area
Security
Severity
High
Affected element
ServiceNow
UI Script
Salesforce
Static Resource
Rule number #
SN-JSL-TINYMCE-LESSTHAN-V540 (for ServiceNow)
SF-JSL-TINYMCE-LESSTHAN-V540 (for Salesforce)
Impact #
tinyMCE in versions before 5.4.0 allows XSS attacks by content in an iframe element parsing as DOM elements instead of text content.
Remediation #
Update tinyMCE to the latest version.
Time to fix #
30 min
References #
This rule is linked to Common Weakness Enumeration CWE-79 Improper Neutralization of Input During Web Page Generation (‘Cross-site Scripting’).