CVE-2026-22004
Denial of Service in Oracle MySQL InnoDB via Network Access
Publication date: 2026-04-21
Last updated on: 2026-04-23
Assigner: Oracle
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| oracle | mysql_server | From 8.0.0 (inc) to 8.0.45 (inc) |
| oracle | mysql_server | From 8.4.0 (inc) to 8.4.8 (inc) |
| oracle | mysql_server | From 9.0.0 (inc) to 9.6.0 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-400 | The product does not properly control the allocation and maintenance of a limited resource. |
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 8.0.0-8.0.45, 8.4.0-8.4.8, and 9.0.0-9.6.0. The vulnerability is easily exploitable by a high privileged attacker who has network access through multiple protocols.
A successful attack can allow the attacker to cause the MySQL Server to hang or crash repeatedly, resulting in a complete denial of service (DoS).
How can this vulnerability impact me? :
The main impact of this vulnerability is on the availability of the MySQL Server. An attacker with high privileges and network access can exploit this vulnerability to cause the server to hang or crash repeatedly.
This results in a denial of service (DoS), making the MySQL Server unavailable to legitimate users and potentially disrupting applications or services that depend on it.