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 stream.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1386.json",
"cna_assigner": "ClickHouse"
}{
"cpe": "cpe:2.3:a:clickhouse:ch:*:*:*:*:*:go:*:*",
"source": [
"AFFECTED_FIELD",
"CPE_RANGE"
],
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "0.65.0"
}
]
}