Clickhouse

9 CVEs across 6 Clickhouse products. Browse Clickhouse vulnerabilities, severities, and proof-of-concept exploits.

Clickhouse products with known CVEs

ProductCVEs
Clickhouse24
Clickhouse Cloud4
Ch1
Clickhouse Oss1
Db1
Java Libraries1
Clickhouse CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2019-16536High8.82025-05-21Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.
CVE-2025-1386Medium4.92025-04-11When 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…
CVE-2025-13852025-03-20When the library bridge feature is enabled, the clickhouse-library-bridge exposes an HTTP API on localhost. This allows clickhouse-server to dynamically load a…
CVE-2024-41436High7.52024-09-03ClickHouse v24.3.3.102 was discovered to contain a buffer overflow via the component DB::evaluateConstantExpressionImpl.
CVE-2024-6873High8.12024-08-01It is possible to crash or redirect the execution flow of the ClickHouse server process from an unauthenticated vector by sending a specially crafted request t…
CVE-2024-22412Low2.42024-03-18ClickHouse is an open-source column-oriented database management system. A bug exists in the cloud ClickHouse offering prior to version 24.0.2.54535 and in git…
CVE-2024-23689High8.82024-01-19Exposure of sensitive information in exceptions in ClichHouse's clickhouse-r2dbc, com.clickhouse:clickhouse-jdbc, and com.clickhouse:clickhouse-client versions…
CVE-2023-48704High7.02023-12-22ClickHouse is an open-source column-oriented database management system that allows generating analytical data reports in real-time. A heap buffer overflow iss…
CVE-2023-48298Medium5.92023-12-21ClickHouse® is an open-source column-oriented database management system that allows generating analytical data reports in real-time. This vulnerability is an…
CVE-2023-47118High7.02023-12-20ClickHouse® is an open-source column-oriented database management system that allows generating analytical data reports in real-time. A heap buffer overflow is…
CVE-2022-44011Medium6.52023-11-23An issue was discovered in ClickHouse before 22.9.1.2603. An authenticated user (with the ability to load data) could cause a heap buffer overflow and crash th…
CVE-2022-44010High7.52023-11-23An issue was discovered in ClickHouse before 22.9.1.2603. An attacker could send a crafted HTTP request to the HTTP Endpoint (usually listening on port 8123 by…
CVE-2021-43305High8.82022-03-14Heap buffer overflow in Clickhouse's LZ4 compression codec when parsing a malicious query. There is no verification that the copy operations in the LZ4::decomp…
CVE-2021-43304High8.82022-03-14Heap buffer overflow in Clickhouse's LZ4 compression codec when parsing a malicious query. There is no verification that the copy operations in the LZ4::decomp…
CVE-2021-42391Medium6.52022-03-14Divide-by-zero in Clickhouse's Gorilla compression codec when parsing a malicious query. The first byte of the compressed buffer is used in a modulo operation…
CVE-2021-42390Medium6.52022-03-14Divide-by-zero in Clickhouse's DeltaDouble compression codec when parsing a malicious query. The first byte of the compressed buffer is used in a modulo operat…
CVE-2021-42389Medium6.52022-03-14Divide-by-zero in Clickhouse's Delta compression codec when parsing a malicious query. The first byte of the compressed buffer is used in a modulo operation wi…
CVE-2021-42388High8.12022-03-14Heap out-of-bounds read in Clickhouse's LZ4 compression codec when parsing a malicious query. As part of the LZ4::decompressImpl() loop, a 16-bit unsigned user…
CVE-2021-42387High8.12022-03-14Heap out-of-bounds read in Clickhouse's LZ4 compression codec when parsing a malicious query. As part of the LZ4::decompressImpl() loop, a 16-bit unsigned user…
CVE-2019-16535Critical9.82019-12-30In all versions of ClickHouse before 19.14, an OOB read, OOB write and integer underflow in decompression algorithms can be used to achieve RCE or DoS via nati…
CVE-2019-15024Medium6.52019-12-30In all versions of ClickHouse before 19.14.3, an attacker having write access to ZooKeeper and who is able to run a custom server available from the network wh…
CVE-2019-18657Medium5.32019-10-31ClickHouse before 19.13.5.44 allows HTTP header injection via the url table function.
CVE-2018-14672Medium5.32019-08-15In ClickHouse before 18.12.13, functions for loading CatBoost models allowed path traversal and reading arbitrary files through error messages.
CVE-2018-14671Critical9.82019-08-15In ClickHouse before 18.10.3, unixODBC allowed loading arbitrary shared objects from the file system which led to a Remote Code Execution vulnerability.
CVE-2018-14670Critical9.82019-08-15Incorrect configuration in deb package in ClickHouse before 1.1.54131 could lead to unauthorized use of the database.
CVE-2018-14669High7.52019-08-15ClickHouse MySQL client before versions 1.1.54390 had "LOAD DATA LOCAL INFILE" functionality enabled that allowed a malicious MySQL database read arbitrary fil…
CVE-2018-14668High8.82019-08-15In ClickHouse before 1.1.54388, "remote" table function allowed arbitrary symbols in "user", "password" and "default_database" fields which led to Cross Protoc…