CVE-2026-16337
CriticalCVSS 9.4Exploitation Probability (EPSS)
Low risk33th percentile - higher than 33% of all known CVEs
Summary
Vulnerability in dotCMS (versions 21.02 through 26.06.22-03) in ToolGroupResource and RoleAjax REST/DWR endpoints. A low-privileged authenticated backend user can self-assign the CMS Administrator role and achieve remote code execution via a crafted OSGi bundle upload.
Risk Assessment
Risk of full CMS compromise by an authenticated user, potentially leading to data theft and content modification.
Recommendation
Update dotCMS to a version later than 26.06.22-03. Restrict backend user privileges and monitor REST/DWR endpoint activity.
Original NVD description (English source)
Improper authorization in the ToolGroupResource and RoleAjax REST/DWR endpoints in dotCMS dotCMS 21.02 through 26.06.22-03 on all platforms allows a low-privileged authenticated backend user to self-assign the administrative layout and self-grant the CMS Administrator role, then achieve remote code execution via a crafted OSGi bundle upload whose BundleActivator executes arbitrary shell commands.