CVE-2019-19999
Halo before 1.2.0-beta.1 allows Server Side Template Injection (SSTI) because TemplateClassResolver.SAFER_RESOLVER is not used in the FreeMarker configuration.
Date published : 2019-12-25
https://github.com/halo-dev/halo/compare/v1.1.3-beta.2…v1.2.0-beta.1