CVE-2026-21936
BaseFortify
Publication date: 2026-01-20
Last updated on: 2026-01-29
Assigner: Oracle
Description
Description
CVSS Scores
EPSS Scores
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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| oracle | mysql_cluster | From 7.6.0 (inc) to 7.6.36 (inc) |
| oracle | mysql_cluster | From 8.0.0 (inc) to 8.0.44 (inc) |
| oracle | mysql_cluster | From 8.4.0 (inc) to 8.4.7 (inc) |
| oracle | mysql_cluster | From 9.0.0 (inc) to 9.5.0 (inc) |
| oracle | mysql_server | From 8.0.0 (inc) to 8.0.44 (inc) |
| oracle | mysql_server | From 8.4.0 (inc) to 8.4.7 (inc) |
| oracle | mysql_server | From 9.0.0 (inc) to 9.5.0 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-NVD-CWE-noinfo |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in the MySQL Server product of Oracle MySQL, specifically in the InnoDB component. It affects supported versions 8.0.0-8.0.44, 8.4.0-8.4.7, and 9.0.0-9.5.0. It is easily exploitable by a high privileged attacker with network access via multiple protocols. The attacker can compromise the MySQL Server by causing it to hang or crash repeatedly, resulting in a denial of service (DoS).
How can this vulnerability impact me? :
The vulnerability can impact you by allowing a high privileged attacker with network access to cause the MySQL Server to hang or crash repeatedly. This leads to a complete denial of service (DoS), making the database unavailable and potentially disrupting applications and services that rely on it.