CVE-2026-16337

EUVD-2026-46076
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
dotCMSCNA
9.4 CRITICAL
NETWORK
LOW
LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
dotcmsdotcms
21.2 ≤
CNA
Common Weakness Enumeration
References
https://github.com/dotCMS/core/pull/36344