Vtiger CRM 8.4.0 contains a reflected cross-site scripting (XSS) vulnerability in the MailManager module. Improper handling of user-controlled input in the _folder parameter allows a specially crafted, double URL-encoded payload to be reflected and executed in the context of an authenticated user s session.
Conclusion & alert: CVE-2025-70936 is rated Low Risk (22.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.14%).Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Exploit prediction scoring system (EPSS) score for CVE-2025-70936
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).