Public vulnerability disclosure

CVE-2026-101613

CVE-2026-101613

publishedCWE-400

Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: DDL). Supported versions that are affected are MySQL Server: 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3 and 26.7.0-26.7.1. Easily exploitable vulnerability allows high privileged 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. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Technical severity4.9 mediumCVSS 3.1 · CNA: oracle
Published2026-10-20Source updated 2026-11-05
Collected2026-11-052 attributed sources

Fixes and workarounds

No remediation reported in collected sources.

Missing remediation information is not evidence that no patch exists.

Affected products and versions

Affected products, source version ranges and reporting authorities
ProductVersionsAuthority
MySQL Server
Oracle Corporation
8.4.0-8.4.12 (affected)
9.7.0-9.7.3 (affected)
26.7.0-26.7.1 (affected)
CNA: oracle
MySQL Cluster
Oracle Corporation
8.0.0-8.0.49 (affected)
8.4.0-8.4.12 (affected)
9.7.0-9.7.3 (affected)
26.7.0-26.7.1 (affected)
CNA: oracle

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / scoreVectorAuthority
3.1 / 4.9
medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HCNA: oracle

Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

References

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