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Uncontrolled Resource Consumption

CVE-2026-21965

Low
2.7/10

Summary

A vulnerability has been reported in the Pluggable Auth component of Oracle MySQL Server. The affected versions are from 9.0.0 through 9.5.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial Denial-of-Service (partial DoS) of MySQL Server.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • HIGH
  • NONE
  • LOW

CWE-400 - Uncontrolled resource consumption

An uncontrolled resource allocation attack (also known as resource exhaustion attack) triggers unauthorized overconsumption of the limited resources in an application, such as memory, file system storage, database connection pool entries, and CPU. This may lead to denial of service for valid users and degradation of the application's functionality as well as that of the host operating system.

References

Advisory Timeline

  • Published