Server Side Template Injection (SSTI) vulnerability in Halo before 1.2.0-beta.1 due to insecure FreeMarker configuration

CVE-2019-19999 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Halo before 1.2.0-beta.1 allows Server Side Template Injection (SSTI) because TemplateClassResolver.SAFER_RESOLVER is not used in the FreeMarker configuration.

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