Provide references for CVE-2021-43821.
Where can I find more information about CVE-2021-43821?
References are available at: https://github.com/opencast/opencast/security/advisories/GHSA-59g4-hpg3-3gcp, https://github.com/opencast/opencast/commit/65c46b9d3e8f045c544881059923134571897764, https://github.com/opencast/opencast/blob/69952463971cf578363e3b97d8edaf334ff51253/modules/ingest-service-impl/src/main/java/org/opencastproject/ingest/impl/IngestServiceImpl.java#L1587, https://mvnrepository.com/artifact/org.opencastproject/opencast-ingest-service-impl.