# CVE-2026-101797: Oracle MySQL mysqldump remote code execution

Source: https://junglewise.ai/threats/cve-2026-101797-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-2026-101797 · Severity: high · CVSS 7.5 · Published 2026-10-20

A vulnerability in Oracle MySQL's mysqldump utility allows an unauthenticated attacker with network access to take over a MySQL server or cluster. The attack requires social engineering to trick a user into performing an action. A successful compromise could lead to complete loss of confidentiality, integrity, and availability of the database.

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-2026-101797 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-101797 being exploited in the wild.

**How severe is CVE-2026-101797?** High severity, with a CVSS score of 7.5, 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-2026-101797?** 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-2026-101797 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-101797?** 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 remote code execution vulnerability exists in the mysqldump component (part of MySQL Server client tools) accessible via network protocols. The attack vector requires user interaction but no prior authentication. A successful exploit grants the attacker full control over the MySQL Server or Cluster instance, affecting confidentiality, integrity, and availability.

## 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)

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