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TI-2025-21966 Aliases CVE-2025-30693GHSA-2cqp-v7m3-p6hm

Improper access control in Oracle MySQL Cluster

Priority LOW 27CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-284.

Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.0-8.0.41, 8.4.0-8.4.4 and 9.0.0-9.2.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 5.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00983 62nd percentileScored 2026-11-07
Fix Fixed Red Hat: 13 advisories

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
OracleMySQL Cluster7.6.0 – 7.6.33; 8.0.0 – 8.0.41; 8.4.0 – 8.4.4; 9.0.0 – 9.2.0—No fix listedCNA
OracleMySQL Server8.0.0 – 8.0.41; 8.4.0 – 8.4.4; 9.0.0 – 9.2.0—No fix listedCNA
  • MySQL Cluster VendorOracle Affected 7.6.0 – 7.6.33; 8.0.0 – 8.0.41; 8.4.0 – 8.4.4; 9.0.0 – 9.2.0 Fixed in — No fix listed CNA
  • MySQL Server VendorOracle Affected 8.0.0 – 8.0.41; 8.4.0 – 8.4.4; 9.0.0 – 9.2.0 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*7.6.0 – 7.6.33; 8.0.0 – 8.0.41; 8.4.0 – 8.4.4; 9.0.0 – 9.2.0VulnerableOracle
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*8.0.0 – 8.0.41; 8.4.0 – 8.4.4; 9.0.0 – 9.2.0VulnerableOracle
  • cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:* Versions 7.6.0 – 7.6.33; 8.0.0 – 8.0.41; 8.4.0 – 8.4.4; 9.0.0 – 9.2.0 Vulnerable ·Oracle
  • cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:* Versions 8.0.0 – 8.0.41; 8.4.0 – 8.4.4; 9.0.0 – 9.2.0 Vulnerable ·Oracle

Remediation

Red Hat 13 advisories

  • RHSA-2026:49522 Released 2026-08-03 · Red Hat rating Important
    mariadb10.11 security update
    • Red Hat Enterprise Linux AppStream EUS (v. 10.0) mariadb-3:10.11.18-1.el10_0, mariadb-backup-3:10.11.18-1.el10_0, mariadb-client-utils-3:10.11.18-1.el10_0 +13
  • RHSA-2026:6435 Released 2026-04-02 · Red Hat rating Moderate
    mariadb:10.11 security update
    • Red Hat Enterprise Linux AppStream (v. 8) Judy-1.0.5-18.module+el8.10.0+21221+7bee72c1.aarch64::mariadb:10.11, Judy-1.0.5-18.module+el8.10.0+21221+7bee72c1.ppc64le::mariadb:10.11, Judy-1.0.5-18.module+el8.10.0+21221+7bee72c1.s390x::mariadb:10.11 +47
  • RHSA-2026:0376 Released 2026-01-08 · Red Hat rating Important
    mariadb10.11 security update
    • Red Hat Enterprise Linux AppStream EUS (v. 10.0) mariadb-3:10.11.15-1.el10_0, mariadb-backup-3:10.11.15-1.el10_0, mariadb-client-utils-3:10.11.15-1.el10_0 +13
Show 10 more Red Hat advisories
  • RHSA-2026:0334 Released 2026-01-08 · Red Hat rating Important
    mariadb:10.11 security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.6) galera-26.4.20-1.module+el9.5.0+22578+dc54e53f.aarch64::mariadb:10.11, galera-26.4.20-1.module+el9.5.0+22578+dc54e53f.ppc64le::mariadb:10.11, galera-26.4.20-1.module+el9.5.0+22578+dc54e53f.s390x::mariadb:10.11 +47
  • RHSA-2026:0335 Released 2026-01-08 · Red Hat rating Important
    mariadb:10.11 security update
    • Red Hat Enterprise Linux AppStream EUS (v.9.4) galera-26.4.16-1.module+el9.4.0+21205+b026b850.aarch64::mariadb:10.11, galera-26.4.16-1.module+el9.4.0+21205+b026b850.ppc64le::mariadb:10.11, galera-26.4.16-1.module+el9.4.0+21205+b026b850.s390x::mariadb:10.11 +47
  • RHSA-2026:0247 Released 2026-01-07 · Red Hat rating Important
    mariadb:10.11 security update
    • Red Hat Enterprise Linux AppStream (v. 9) galera-26.4.20-1.module+el9.5.0+22578+dc54e53f.aarch64::mariadb:10.11, galera-26.4.20-1.module+el9.5.0+22578+dc54e53f.ppc64le::mariadb:10.11, galera-26.4.20-1.module+el9.5.0+22578+dc54e53f.s390x::mariadb:10.11 +47
  • RHSA-2026:0136 Released 2026-01-06 · Red Hat rating Important
    mariadb10.11 security update
    • Red Hat Enterprise Linux AppStream (v. 10) mariadb-3:10.11.15-1.el10_1, mariadb-backup-3:10.11.15-1.el10_1, mariadb-client-utils-3:10.11.15-1.el10_1 +13
  • RHSA-2025:19572 Released 2025-11-04 · Red Hat rating Moderate
    mariadb:10.5 security update
    • Red Hat Enterprise Linux AppStream (v. 8) Judy-1.0.5-18.module+el8.10.0+22630+cacda3f1.aarch64::mariadb:10.5, Judy-1.0.5-18.module+el8.10.0+22630+cacda3f1.ppc64le::mariadb:10.5, Judy-1.0.5-18.module+el8.10.0+22630+cacda3f1.s390x::mariadb:10.5 +47
  • RHSA-2025:19584 Released 2025-11-04 · Red Hat rating Moderate
    galera and mariadb security update
    • Red Hat Enterprise Linux AppStream (v. 9) galera-26.4.22-1.el9_6, mariadb-3:10.5.29-2.el9_6, mariadb-backup-3:10.5.29-2.el9_6 +9
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) mariadb-devel-3:10.5.29-2.el9_6, mariadb-embedded-devel-3:10.5.29-2.el9_6, mariadb-test-3:10.5.29-2.el9_6
  • RHSA-2025:16861 Released 2025-09-29 · Red Hat rating Moderate
    mysql:8.0 security update
    • Red Hat Enterprise Linux AppStream (v. 8) mecab-0.996-2.module+el8.10.0+22857+7f331edd.aarch64::mysql:8.0, mecab-0.996-2.module+el8.10.0+22857+7f331edd.ppc64le::mysql:8.0, mecab-0.996-2.module+el8.10.0+22857+7f331edd.s390x::mysql:8.0 +44
  • RHSA-2025:16086 Released 2025-09-17 · Red Hat rating Moderate
    mysql security update
    • Red Hat Enterprise Linux AppStream (v. 9) mysql-8.0.43-1.el9_6, mysql-common-8.0.43-1.el9_6, mysql-errmsg-8.0.43-1.el9_6 +1
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) mysql-devel-8.0.43-1.el9_6, mysql-libs-8.0.43-1.el9_6, mysql-test-8.0.43-1.el9_6
  • RHSA-2025:16046 Released 2025-09-17 · Red Hat rating Moderate
    mysql:8.4 security update
    • Red Hat Enterprise Linux AppStream (v. 9) mecab-0.996-3.module+el9.6.0+22713+cbf15e23.4.aarch64::mysql:8.4, mecab-0.996-3.module+el9.6.0+22713+cbf15e23.4.ppc64le::mysql:8.4, mecab-0.996-3.module+el9.6.0+22713+cbf15e23.4.s390x::mysql:8.4 +45
  • RHSA-2025:15699 Released 2025-09-11 · Red Hat rating Moderate
    mysql-selinux and mysql8.4 security update
    • Red Hat Enterprise Linux AppStream (v. 10) mysql-selinux-1.0.14-1.el10_0, mysql8.4-8.4.6-2.el10_0, mysql8.4-common-8.4.6-2.el10_0 +3
    • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) mysql8.4-devel-8.4.6-2.el10_0, mysql8.4-test-8.4.6-2.el10_0, mysql8.4-test-data-8.4.6-2.el10_0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    Oracle MySQL Cluster, MySQL Server — oracle.com/security-alerts/cpuapr2025.html

    29 records Highest priority Priority LOW 29 LOW

    Other records, highest priority first

    • TI-2025-21995 Vulnerability in the MySQL Client product of Oracle MySQL (component: Client: mysqldump).Priority LOW 31
    • TI-2025-15535 Uncontrolled resource consumption in Oracle MySQL ClusterPriority LOW 31
    • TI-2025-15534 Uncontrolled resource consumption in Oracle MySQL ClusterPriority LOW 31
    Show all 29 records → Advisory →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux AppStream (v. 10)Fixed RHSA-2025:15699, RHSA-2026:0136
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2025:16861, RHSA-2025:19572, RHSA-2026:6435
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2025:16046, RHSA-2025:16086, RHSA-2025:19584, RHSA-2026:0247
Red Hat Enterprise Linux AppStream EUS (v. 10.0)Fixed RHSA-2026:0376, RHSA-2026:49522
Red Hat Enterprise Linux AppStream EUS (v.9.4)Fixed RHSA-2026:0335
Red Hat Enterprise Linux AppStream EUS (v.9.6)Fixed RHSA-2026:0334
Red Hat Enterprise Linux CodeReady Linux Builder (v. 10)Fixed RHSA-2025:15699
Red Hat Enterprise Linux CodeReady Linux Builder (v. 9)Fixed RHSA-2025:16086, RHSA-2025:19584
Not affected: 4 products
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Hardened Images

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-30693
  2. 2026-10-03 Alias added: GHSA-2cqp-v7m3-p6hm

References

Patch 1

  • TI-2021-14316 Out-of-bounds write in Oracle MySQL Cluster CVSS 3.1MEDIUM 6.3
  • TI-2021-05744 Uncontrolled resource consumption in NodeJS Node CVSS 3.1HIGH 7.5
  • TI-2022-05875 Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: General). CVSS 3.1MEDIUM 6.3
  • TI-2021-05792 Improper input validation in NodeJS Node CVSS 3.1CRITICAL 9.8
  • TI-2020-06694 Uncontrolled resource consumption in NodeJS Node CVSS 3.1HIGH 7.5
  • TI-2021-14324 Improper array index validation in Oracle MySQL Cluster CVSS 3.1MEDIUM 6.3
See all 122 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences