Description
Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: X Plugin). Supported versions that are affected are MySQL Server: 8.4.0-8.4.10, 9.7.0-9.7.1; MySQL Cluster: 8.0.0-8.0.47, 8.4.0-8.4.10 and 9.7.0-9.7.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster and unauthorized read access to a subset of MySQL Server, MySQL Cluster accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | MySQL Server | 8.4.0-8.4.10, 9.7.0-9.7.1 | — |
| Oracle | MySQL Cluster | 8.0.0-8.0.47, 8.4.0-8.4.10, 9.7.0-9.7.1 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | mariadb | No fix yet | — |
| Ubuntu 26.04 LTS | mariadb | No fix yet | — |
| Ubuntu 26.04 LTS | mysql-8.4 | 8.4.11-0ubuntu0.26.04.1 | USN-8700-1 |
| Ubuntu 24.04 LTS | mariadb | No fix yet | — |
| Ubuntu 24.04 LTS | mysql-8.0 | 8.0.46-0ubuntu0.24.04.4 | USN-8700-1 |
| Ubuntu 22.04 LTS | mariadb-10.6 | No fix yet | — |
| Ubuntu 22.04 LTS | mysql-8.0 | 8.0.46-0ubuntu0.22.04.4 | USN-8700-1 |
| Ubuntu 20.04 LTS | mariadb-10.3 | No fix yet | — |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | mariadb-10.1 | No fix yet | — |
| Ubuntu 16.04 LTS | mariadb-10.0 +2 | No fix yet | — |
| Ubuntu 14.04 LTS | mysql-5.5 | No fix yet | — |
| Ubuntu Pro 20.04 LTS | mysql-8.0 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | mysql-5.7 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | mysql-5.7 | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 10 | mysql8.4 +7 | 8.4.11-1.el10_2 | RHSA-2026:56007 |
| RHEL 9 | mecab +1 | 0.996-3.module+el9.8.0+24348+9b27f387.4 | RHSA-2026:56973 |
| RHEL 9 | mecab-ipadic +1 | 2.7.0.20070801-24.module+el9.8.0+24348+9b27f387 | RHSA-2026:56973 |
| RHEL 9 | mysql +7 | 8.4.11-1.module+el9.8.0+24663+27effc5a | RHSA-2026:56973 |
| RHEL 9 | perl-DBD-MySQL | 4.053-3.module+el9.8.0+24348+9b27f387 | RHSA-2026:56973 |
| RHEL 9 | rapidjson +2 | 1.1.0-19.module+el9.8.0+24348+9b27f387 | RHSA-2026:56973 |
| RHEL 8 | mecab +1 | 0.996-2.module+el8.10.0+23550+bd321b9a | RHSA-2026:56936 |
| RHEL 8 | mecab-ipadic +1 | 2.7.0.20070801-17.module+el8.10.0+23550+bd321b9a | RHSA-2026:56936 |
| RHEL 8 | mysql +7 | 8.4.11-1.module+el8.10.0+24662+2d989aa9 | RHSA-2026:56936 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 10 | mysql8.4 +7 | 8.4.11-1.el10_2.alma.1 | ALSA-2026:56007 |
| AlmaLinux 9 | mecab +1 | 0.996-3.module_el9.6.0+152+8cbce00c.4 | ALSA-2026:56973 |
| AlmaLinux 9 | mecab-ipadic +1 | 2.7.0.20070801-24.module_el9.6.0+152+8cbce00c | ALSA-2026:56973 |
| AlmaLinux 9 | mysql +7 | 8.4.11-1.module_el9.8.0+295+1681b9df | ALSA-2026:56973 |
| AlmaLinux 9 | perl-DBD-MySQL | 4.053-3.module_el9.8.0+235+a38ba90c | ALSA-2026:56973 |
| AlmaLinux 9 | rapidjson-doc +1 | 1.1.0-19.module_el9.6.0+152+8cbce00c | ALSA-2026:56973 |
| AlmaLinux 8 | mecab +1 | 0.996-2.module_el8.10.0+4060+d4256e26 | ALSA-2026:56936 |
| AlmaLinux 8 | mecab-ipadic +1 | 2.7.0.20070801-17.module_el8.10.0+4060+d4256e26 | ALSA-2026:56936 |
| AlmaLinux 8 | mysql +7 | 8.4.11-1.module_el8.10.0+4255+e01a855c | ALSA-2026:56936 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 10 | mysql8.4 | 8.4.11-1.el10_2.rocky.0.1 | RLSA-2026:56007 |
| Rocky Linux 9 | mecab | 0.996-3.module+el9.8.0+40162+a76274f1.4 | RLSA-2026:56973 |
| Rocky Linux 9 | mecab-ipadic | 2.7.0.20070801-24.module+el9.8.0+40162+a76274f1 | RLSA-2026:56973 |
| Rocky Linux 9 | perl-DBD-MySQL | 4.053-3.module+el9.8.0+40162+a76274f1 | RLSA-2026:56973 |
| Rocky Linux 9 | rapidjson | 1.1.0-19.module+el9.8.0+40162+a76274f1 | RLSA-2026:56973 |
| Rocky Linux 8 | mecab | 0.996-2.module+el8.10.0+1676+9b4b6e24 | RLSA-2026:56936 |
| Rocky Linux 8 | mecab-ipadic | 2.7.0.20070801-17.module+el8.10.0+1937+28fbbc83 | RLSA-2026:56936 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 10 | mysql8.4 +7 | 8.4.11-1.el10_2 | ELSA-2026-56007 |
| Oracle Linux 9 | mecab +1 | 0.996-3.module+el9.8.0+90998+76ddfd45.4 | ELSA-2026-56973 |
| Oracle Linux 9 | mecab-ipadic +1 | 2.7.0.20070801-24.0.1.module+el9.8.0+90998+76ddfd45 | ELSA-2026-56973 |
| Oracle Linux 9 | mysql +7 | 8.4.11-1.module+el9.8.0+90998+76ddfd45 | ELSA-2026-56973 |
| Oracle Linux 9 | perl-DBD-MySQL | 4.053-3.module+el9.8.0+90998+76ddfd45 | ELSA-2026-56973 |
| Oracle Linux 9 | rapidjson-doc +1 | 1.1.0-19.module+el9.8.0+90998+76ddfd45 | ELSA-2026-56973 |
| Oracle Linux 8 | mecab +1 | 0.996-2.module+el8.10.0+90700+dfc34c39 | ELSA-2026-56936 |
| Oracle Linux 8 | mecab-ipadic +1 | 2.7.0.20070801-17.0.1.module+el8.10.0+90700+dfc34c39 | ELSA-2026-56936 |
| Oracle Linux 8 | mysql +7 | 8.4.11-1.module+el8.10.0+90997+4ac89c8b | ELSA-2026-56936 |
Advisories 15
- WID-SEC-2026-2441 Oracle MySQL: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 8, 2026
- ALSA-2026:56973 Important: mysql:8.4 security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:56007 Important: mysql8.4 security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2026:56936 Important: mysql:8.4 security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- USN-8700-1 mysql-8.0, mysql-8.4 vulnerabilities Ubuntu Security Notices (USN) · Aug 31, 2026
- RLSA-2026:56007 Important: mysql8.4 security, bug fix, and enhancement update Rocky Linux Security Advisories · Aug 20, 2026
- RHSA-2026:56973 Red Hat Security Advisory: mysql:8.4 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 20, 2026
- RHSA-2026:56936 Red Hat Security Advisory: mysql:8.4 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 20, 2026
- RHSA-2026:56007 Red Hat Security Advisory: mysql8.4 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 20, 2026
- RLSA-2026:56973 Important: mysql:8.4 security, bug fix, and enhancement update Rocky Linux Security Advisories · Aug 20, 2026
- ELSA-2026-56973 Important: mysql:8.4 security, bug fix, and enhancement update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Aug 20, 2026
- ELSA-2026-56936 Important: mysql:8.4 security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Aug 20, 2026
- RLSA-2026:56936 Important: mysql:8.4 security, bug fix, and enhancement update Rocky Linux Security Advisories · Aug 19, 2026
- ELSA-2026-56007 Important: mysql8.4 security, bug fix, and enhancement update (Oracle Linux 10) Oracle Linux Security Advisories (ELSA) · Aug 18, 2026
- NCSC-2026-0262 Kwetsbaarheden verholpen in Oracle MySQL Server en MySQL Cluster NCSC-NL (Netherlands) · Jul 22, 2026
References
- Oracle Advisory vendor-advisory