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Vulnerabilities

Vulnerability · CVE-2026-101786

Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Optimizer).

Published Oct 20, 2026 · catalog updated Oct 27, 2026 · Vulnerability in the MySQL

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-101786. EPSS is 0.43%. Act only if a listed version of Vulnerability in the MySQL is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Vulnerability in the MySQL).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.2
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.43%
Remediation
Advisory link
Affected products
Ubuntu:26.10 mysql-9.7

Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are MySQL Server: 26.7.0-26.7.1; MySQL Cluster: 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 takeover of MySQL Server, MySQL Cluster. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Ubuntu:26.10 mysql-9.79.7.2-4, 9.7.2-4ubuntu1

How to fix CVE-2026-101786

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-101786. EPSS is 0.43%. Act only if a listed version of Vulnerability in the MySQL is installed.

Which versions are affected?

Compare what you have installed with 9.7.2-4, 9.7.2-4ubuntu1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-284: Improper Access Control. EPSS 0.43%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

MySQL securityUbuntu security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 20, 2026 · NIST NVD

    Detected

    Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are MySQL Server: 26.7.0-26.7.1; MySQL Cluster: 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

  2. Oct 21, 2026 · NIST NVD

    Updated

    Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are MySQL Server: 26.7.0-26.7.1; MySQL Cluster: 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

  3. Oct 22, 2026 · NIST NVD

    Updated

    Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are MySQL Server: 26.7.0-26.7.1; MySQL Cluster: 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

  4. Oct 27, 2026 · OpenSSF OSV / OSV Scanner

    Withdrawn

    The advisory was withdrawn.

  5. Oct 27, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    (Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MyS ...)

Sources

  • CVE.orgVulnerability recordCVE-2026-101786

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-101786

    30-day exploitation probability 0.43%

    first.org
  • NIST NVDVulnerability recordCVE-2026-101786

    Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are MySQL Server: 26.7.0-26.7.1; MySQL Cluster: 26.7.0-26.7.1. Easily exploitable vulnerability allows high privileged attacker with netw

    nvd.nist.gov
  • OpenSSF OSV / OSV ScannerPackage advisoryUBUNTU-CVE-2026-101786
    osv.dev

References

Freshness

Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 29, 2026
  • OpenSSF OSV / OSV ScannerOct 28, 2026
  • NIST NVDOct 22, 2026
  • CVE.orgOct 22, 2026