CVE-2021-23428: Improper Input Validation

September 1, 2021 (updated June 28, 2022)

This affects all versions of package elFinder.NetCore. The Path.Combine(…) method is used to create an absolute file path. Due to missing sanitation of the user input and a missing check of the generated path its possible to escape the Files directory via path traversal

References

nvd.nist.gov/vuln/detail/CVE-2021-23428

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