CVE-2026-116366

CVSS 9.5 (critical) · published 2026-10-30

An issue has been discovered in ClickHouse Server that, under certain conditions, could allow an unauthenticated user with network access to execute arbitrary code on the ClickHouse Server.

Weakness: CWE-190

Source: NVD CVE-2026-116366

References

• https://clickhouse.com/docs/resources/changelogs/security-changelog
• https://github.com/ClickHouse/ClickHouse/blob/master/SECURITY.md

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