CVE-2026-19854 - When the ClickHouse plugin uses Native protocol (the default) with PDC or secure SOCKS, it asks for TLS but the connection library ignores that and talks to ClickHouse in the clear. Username, password, queries, and results can be read on the hop after the proxy. The server certificate is never checked, and a configured client certificate is not sent. - 漏洞详情

漏洞编号：CVE-2026-19854

风险等级：中危

漏洞来源：CVE

CVE 编号：CVE-2026-19854

CNNVD 编号：-

厂商/产品：- / -

影响范围：-

CWE：CWE-319

发布/更新时间：2026-08-27 / 2026-08-27

漏洞描述

When the ClickHouse plugin uses Native protocol (the default) with PDC or secure SOCKS, it asks for TLS but the connection library ignores that and talks to ClickHouse in the clear. Username, password, queries, and results can be read on the hop after the proxy. The server certificate is never checked, and a configured client certificate is not sent.

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