There is an Arbitrary file deletion vulnerability in halo v1.1.3. A backup function in the background allows a user, when deleting their backup files, to delete any files on the system through directory traversal.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21527
Reference (s):
- https://github.com/halo-dev/halo/issues/422