# CVE-2026-101772: Oracle MySQL Server and Cluster remote code execution in client programs

Source: https://junglewise.ai/threats/cve-2026-101772-vulnerability-in-the-mysql-server-mysql-cluster-product-of  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-20. Updated: 2026-10-20  
License: CC BY 4.0 with a link back

CVE-2026-101772 · Severity: high · CVSS 8.1 · Published 2026-10-20

MySQL Server and Cluster are database products used by organizations to store and manage critical business data. An unauthenticated remote attacker can exploit a vulnerability in the client programs component to take complete control of the database server, potentially leading to unauthorized data access, modification, or deletion. This vulnerability can be exploited over the network with difficult exploitation requirements.

Technologies: [Oracle MySQL Server](https://junglewise.ai/threats/technologies/mysql-server), [Oracle Mysql Cluster](https://junglewise.ai/threats/technologies/mysql-cluster). Vendors: [Oracle](https://junglewise.ai/threats/vendors/oracle).

## Quick answers

**Is CVE-2026-101772 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101772 being exploited in the wild.

**How severe is CVE-2026-101772?** High severity, with a CVSS score of 8.1, published 20 October 2026.

**Which products and versions are affected?** Oracle MySQL Server 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1; Oracle Mysql Cluster 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1.

**Is there a fix for CVE-2026-101772?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-101772 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-101772?** Check whether you run Oracle MySQL Server or Oracle Mysql Cluster at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An unauthenticated network-accessible vulnerability exists in the client programs component of MySQL Server and MySQL Cluster. The vulnerability allows remote attackers to achieve complete system compromise (confidentiality, integrity, and availability impact) despite difficult exploitation requirements and no user interaction needed. A fix is available in patched versions of affected products.

## Affected products

- Oracle MySQL Server 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1
- Oracle MySQL Cluster 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1

## Timeline

- 2026-10-20: disclosed

## References

- [https://www.oracle.com/security-alerts/cpuoct2026.html](https://www.oracle.com/security-alerts/cpuoct2026.html)

## Related threats

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- [Oracle MySQL Server denial of service in Group Replication](https://junglewise.ai/threats/cve-2026-101799-vulnerability-in-the-mysql-server-mysql-cluster-product-of)