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mariadb: MariaDB server: SQL injection vulnerability via improper handling of big5 character set with mysql_real_escape_string()

🗓️ 30 Jun 2026 13:11:30Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 6 Views

MariaDB vulnerability: big5 handling with mysql_real_escape_string() enables injection via text protocol.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
FreeBSD		MariaDB -- Multiple vulnerabilities
18 May 202600:00
–freebsd
Tenable Nessus		Amazon Linux 2023 : mariadb1011, mariadb1011-backup, mariadb1011-client-utils (ALAS2023-2026-1844)
22 Jun 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : mariadb114, mariadb114-backup, mariadb114-client-utils (ALAS2023-2026-1845)
22 Jun 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : mariadb-connector-c, mariadb-connector-c-config, mariadb-connector-c-devel (ALAS2023-2026-1873)
22 Jun 202600:00
–nessus
Tenable Nessus		Fedora 44 : mariadb10.11 (2026-0b7d84b1d6)
6 Jul 202600:00
–nessus
Tenable Nessus		Fedora 44 : mariadb11.8 (2026-3fdd0e930d)
29 Jun 202600:00
–nessus
Tenable Nessus		Fedora 43 : mariadb11.8 (2026-c39d84e105)
6 Jul 202600:00
–nessus
Tenable Nessus		Fedora 43 : mariadb10.11 (2026-efc64a64ec)
29 Jun 202600:00
–nessus
Tenable Nessus		FreeBSD : MariaDB -- Multiple vulnerabilities (31b7e7bc-5358-11f1-8b62-8447094a420f)
20 May 202600:00
–nessus
Tenable Nessus		MariaDB 3.3.0 < 3.3.19/ 3.4.0 < 3.4.9
1 Jul 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9aarch64galera0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-0:26.4.27-1.module+el9.8.0+24389+c97c30be.aarch64.rpm
Red Hat Enterprise Linux9ppc64legalera0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-0:26.4.27-1.module+el9.8.0+24389+c97c30be.ppc64le.rpm
Red Hat Enterprise Linux9s390xgalera0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-0:26.4.27-1.module+el9.8.0+24389+c97c30be.s390x.rpm
Red Hat Enterprise Linux9x86_64galera0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-0:26.4.27-1.module+el9.8.0+24389+c97c30be.x86_64.rpm
Red Hat Enterprise Linux9aarch64galera-debuginfo0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-debuginfo-0:26.4.27-1.module+el9.8.0+24389+c97c30be.aarch64.rpm
Red Hat Enterprise Linux9ppc64legalera-debuginfo0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-debuginfo-0:26.4.27-1.module+el9.8.0+24389+c97c30be.ppc64le.rpm
Red Hat Enterprise Linux9s390xgalera-debuginfo0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-debuginfo-0:26.4.27-1.module+el9.8.0+24389+c97c30be.s390x.rpm
Red Hat Enterprise Linux9x86_64galera-debuginfo0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-debuginfo-0:26.4.27-1.module+el9.8.0+24389+c97c30be.x86_64.rpm
Red Hat Enterprise Linux9aarch64galera-debugsource0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-debugsource-0:26.4.27-1.module+el9.8.0+24389+c97c30be.aarch64.rpm
Red Hat Enterprise Linux9ppc64legalera-debugsource0:26.4.27-1.module+el9.8.0+24389+c97c30begalera-debugsource-0:26.4.27-1.module+el9.8.0+24389+c97c30be.ppc64le.rpm
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10 Jul 2026 14:34Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.19.1 - 9.8
CVSS 46.9
EPSS0.00316
SSVC
CWE-89
injection attackbig five charsetescape string functionmariadb vulnerabilityremote attackertext protocoldatabase accessunvalidated input
6