CL
Product
ClickHouse
by ClickHouse · last CVE Oct 22, 2026
On CISA KEVExploited in the wild
25
CVEs
1
On KEV
9.8
Max CVSS
1
New 30D
Severity mix
Critical 5High 12Medium 8Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2019-16536
8.8
1%
May 21
Stack overflow leading to DoS can be triggered by a malicious authenticated client.
Affected: before 19.14.3.3
CVE-2021-43305
8.8
2%
Mar 14
Heap buffer overflow in Clickhouse's LZ4 compression codec when parsing a malicious query
Affected: before 21.10.2.15
CVE-2021-43304
8.8
2%
Mar 14
Heap buffer overflow in Clickhouse's LZ4 compression codec when parsing a malicious query
Affected: before 21.10.2.15
CVE-2018-14668
8.8
1%
Aug 15
In ClickHouse before 1.1.54388, "remote" table function allowed arbitrary symbols in "user", "password" and "default_database" fields which led to Cross Protocol Request Forgery…
Affected: before 1.1.54388
CVE-2024-6873
8.1
1%
Aug 1
Specially crafted request could caused undefined behaviour which may lead to Remote Code Execution.
Affected: v23.8.0 before v23.8.15.35-lts; v24.3.0 before v24.3.4.147-lts; v24.4.0 before v24.4.2.141-stable; v24.5.0 before v24.5.1.1763; v24.6.0 before v24.6.1.4423-stable
CVE-2021-42388
8.1
2%
Mar 14
Heap out-of-bounds read in Clickhouse's LZ4 compression codec when parsing a malicious query
Affected: before 21.10.2.15
CVE-2021-42387
8.1
2%
Mar 14
Heap out-of-bounds read in Clickhouse's LZ4 compression codec when parsing a malicious query
Affected: before 21.10.2.15
CVE-2024-41436
7.5
1%
Sep 3
ClickHouse v24.3.3.102 was discovered to contain a buffer overflow via the component DB::evaluateConstantExpressionImpl
Affected: 24.3.3.102
CVE-2023-48704
7.5
0%
Dec 22
ClickHouse is an open-source column-oriented database management system that allows generating analytical data reports in real-time
Affected: 23.3 before 23.3.18.15; 23.8 before 23.8.8.20; 23.9 before 23.9.6.20; 23.10 before 23.10.5.20
CVE-2023-48298
7.5
1%
Dec 21
ClickHouse® is an open-source column-oriented database management system that allows generating analytical data reports in real-time
Affected: 23.3 through 23.3.17.13; 23.8 through 23.8.7.24; 23.9 through 23.9.5.29; 23.10 through 23.10.4.25
CVE-2022-44010
7.5
1%
Nov 23
An issue was discovered in ClickHouse before 22.9.1.2603
Affected: before 22.3.12.19; 22.6 before 22.6.6.16; 22.7 before 22.7.4.16; 22.8 before 22.8.2.11; 22.9 before 22.9.1.2603
CVE-2018-14669
7.5
2%
Aug 15
ClickHouse MySQL client before versions 1.1.54390 had "LOAD DATA LOCAL INFILE" functionality enabled that allowed a malicious MySQL database read arbitrary files from the…
Affected: before 1.1.54390
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