High CVSS: 8.2 CVE-2019-16536 Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.
Medium CVSS: 5.9 CVE-2025-1386 When using the ch-go library, under a specific condition when the query includes a large, uncompressed malicious external data, it is possible for an attacker in control of such data to smuggle another query packet into the connection strea…