PEM versions prior to 9.8.1 are affected by a stored Cross-site Scripting (XSS) vulnerability that allows users with access to the Manage Charts menu to inject arbitrary JavaScript when creating a new chart, which is then executed by any user accessing the chart. By default only the superuser and users with pem_admin or pem_super_admin privileges are able to access the Manage Charts menu.
Conclusion & alert: CVE-2026-0949 is rated Low Risk (29.6/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.20%).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-2026-0949
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).