MariaDB vulnerabilities
We track 41 vulnerabilities in MariaDB products across 4 products. 41 are rated high or critical, and none are known to be exploited. The most recent was published on November 5, 2026.
Latest MariaDB vulnerabilities
- 8.0 High severity
server: External Control of File Name or Path
MariaDB server is a community developed fork of MySQL server. From 10.11.1 until 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, ALTER TABLE ... CONVERT ... PARTITION does not apply filename encoding to user-specified partition names before using them in filesy
- 8.8 High severity
server: Unverified Password Change
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, the GRANT PROXY statement treats an IDENTIFIED clause with an empty password as though authentication were not specified, ca
- 9.9 Critical severity
server: Use of Incorrectly-Resolved Name or Reference
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, the #mysql50# bypass prefix is affected because it allows the #mysql50# prefix to bypass normal table-name filesystem encodi
- 7.7 High severity
server: Improper Neutralization of Special Elements used in an SQL Command
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, SHOW CREATE SERVER, SHOW CREATE USER, and mariadb-dump are affected because each does not consistently quote identifiers and
- 9.9 Critical severity
server: Use After Free
MariaDB server is a community developed fork of MySQL server. From 12.3.1 until 12.3.3 and 13.0.2, SYS_REFCURSOR handling is affected because cursor-array reallocation can leave stale references in routine contexts. A low-privileged attacker can open a large n
- 9.9 Critical severity
server: Out-of-bounds Write
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, ST_AsText can write beyond an allocated output buffer when converting deeply nested GeometryCollections because recursive WK
- 7.2 High severity
server: Improper Encoding or Escaping of Output
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, the MariaDB view FRM parser did not safely encode embedded newline characters in a username. An account with CREATE USER and
- 8.0 High severity
server: Improper Validation of Specified Index, Position, or Offset in Input
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, MariaDB insufficiently validated counts, offsets, lengths, and field boundaries in FRM metadata while opening binary FRM fil
- 8.4 High severity
server: External Control of System or Configuration Setting
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, the mariadb.service unit used /run/mysqld/wsrep-new-cluster during the next service restart. A database user with FILE privi
- 8.5 High severity
server: Out-of-bounds Write
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, the CONNECT engine's DOS table type used an incorrect boundary check that permitted a one-byte null write beyond a stack buf
- 8.4 High severity
server: Incorrect Permission Assignment for Critical Resource
MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, MariaDB RPM packages created the dedicated mysql service account with the database data directory as its home directory. A d
- 7.4 High severity
mariadb-connector-nodejs: Improper Neutralization of Special Elements used in an SQL Command
MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to 3.2.5, 3.3.4, 3.4.7, and 3.5.4, text-protocol escaping always prefixes quotes with a backslash and does not honor the session's NO_BACKSLASH
- 8.1 High severity
mariadb-connector-nodejs: Improper Neutralization of Special Elements used in an SQL Command
MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. From 3.2.0 until 3.2.5, 3.3.4, 3.4.7, and 3.5.4, applications that enable permitSetMultiParamEntries can pass objects whose keys are expanded into a
- 7.5 High severity
mariadb-connector-nodejs: Exposure of Sensitive Information to an Unauthorized Actor
MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to 3.2.5, 3.3.4, 3.4.7, and 3.5.4, the GeoJSON Polygon and MultiPolygon binary encoders size a Buffer.allocUnsafe() allocation from each ring's
- 7.5 High severity
mariadb-connector-nodejs: Improper Certificate Validation
MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. Prior to versions 3.3.3, 3.4.6, and 3.5.3, when ssl is enabled without a pinned CA or server certificate, MariaDB Connector/Node.js sends credentials
- 7.2 High severity
server: Improper Neutralization of Special Elements used in an OS Command
MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.27, 10.11.1 to before 10.11.18, 11.4.1 to before 11.4.12, 11.8.1 to before 11.8.8, and 12.3.1, a high-privileged MariaDB user could've used wsrep_sst_receive_addr
- 7.2 High severity
server: Improper Neutralization of Special Elements used in an OS Command
MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.27, 10.11.1 to before 10.11.18, 11.4.1 to before 11.4.12, 11.8.1 to before 11.8.8, and 12.3.1, during the SST the donor node is interpolating parameters that the
- 9.1 Critical severity
server: Improper Neutralization of Special Elements used in an SQL Command
MariaDB server is a community developed fork of MySQL server. In versions 3.3.18 and 3.4.8, an application that was taking non-validated user input, escaping it with mysql_real_escape_string() and sending it to the database using text protocol and big5 charact
- 7.8 High severity
server: Improper Limitation of a Pathname to a Restricted Directory
MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.26, 10.11.1 to before 10.11.17, 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, mbstream did not check for /../ in the path when unpacking the arch
- 9.8 Critical severity
server: Improper Neutralization of Special Elements used in an OS Command
MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.26, 10.11.1 to before 10.11.17, 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, MariaDB on WIndows with installed CONNECT engine and enabled REST s
- 8.0 High severity
server: Improper Neutralization of Special Elements used in an OS Command
MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.26, 10.11.1 to before 10.11.17, 11.4.1 to before 11.4.11, 11.8.1 to before 11.8.7, and 12.3.1, during the SST the donor node is interpolating parameters that the
- 9.8 Critical severity
server: Improper Neutralization of Special Elements used in an OS Command
MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through 10.11.17, 11.4.1 through 11.4.11, 11.8.1 through 11.8.7, and 12.3.1 with `wsrep_notify_cmd` enabled would execute shell commands embedded in the name
- 9.9 Critical severity
server: Heap-based Buffer Overflow
MariaDB server is a community developed fork of MySQL server. An authenticated user can crash MariaDB versions 11.4 before 11.4.10 and 11.8 before 11.8.6 via a bug in JSON_SCHEMA_VALID() function. Under certain conditions it might be possible to turn the crash
- 7.0 High severity
MariaDB: Improper Limitation of a Pathname to a Restricted Directory
MariaDB mariadb-dump Utility Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of MariaDB. Interaction with the mariadb-dump utility is required to exploit th
- 7.5 High severity
An issue was discovered in MariaDB MCP 0.1.0 allowing attackers to gain sensitive information…
An issue was discovered in MariaDB MCP 0.1.0 allowing attackers to gain sensitive information via the SSE service as the SSE service lacks user validation.
- 9.8 Critical severity
mariadb: Improper Control of Generation of Code
MariaDB v10.5 was discovered to contain a remote code execution (RCE) vulnerability via UDF Code in a Shared Object File, followed by a "create function" statement. NOTE: this is disputed by the MariaDB Foundation because no privilege boundary is crossed.
- 7.5 High severity
Mariadb: Use After Free
MariaDB v10.7 was discovered to contain an use-after-poison in in __interceptor_memset at /libsanitizer/sanitizer_common/sanitizer_common_interceptors.inc.
- 7.5 High severity
Mariadb: Buffer Copy without Checking Size of Input
MariaDB Server v10.7 and below was discovered to contain a global buffer overflow in the component decimal_bin_size, which is exploited via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Used_tables_and_const_cache::used_tables_and_const_cache_join of MariaDB Server v10.7 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Item_subselect::init_expr_cache_tracker of MariaDB Server v10.6 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Use After Free
MariaDB Server v10.6 and below was discovered to contain an use-after-free in the component my_strcasecmp_8bit, which is exploited via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Field::set_default of MariaDB Server v10.6 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component my_decimal::operator= of MariaDB Server v10.6.3 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Arg_comparator::compare_real_fixed of MariaDB Server v10.6.2 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Create_tmp_table::finalize of MariaDB Server v10.7 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Use After Free
MariaDB Server v10.6.3 and below was discovered to contain an use-after-free in the component Item_func_in::cleanup(), which is exploited via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Use After Free
MariaDB Server v10.6.5 and below was discovered to contain an use-after-free in the component Item_args::walk_arg, which is exploited via specially crafted SQL statements.
- 7.8 High severity
MariaDB: Heap-based Buffer Overflow
MariaDB CONNECT Storage Engine Heap-based Buffer Overflow Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of MariaDB. Authentication is required to exploit this vulnerability. The s
- 7.8 High severity
MariaDB: Use of Externally-Controlled Format String
MariaDB CONNECT Storage Engine Format String Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of MariaDB. Authentication is required to exploit this vulnerability. The specific flaw
- 7.8 High severity
MariaDB: Use After Free
MariaDB CONNECT Storage Engine Use-After-Free Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of MariaDB. Authentication is required to exploit this vulnerability. The specific flaw