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Servers and applications

CVE-2021-38951

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume all available CPU resources. IBM X-Force ID: 211405.

Severity
High 7.5
Published
9 Dec 2021
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
IBM WebSphere Application ServerServers and applications · cpe:a:ibm:websphere_application_server
  • Version 7.0
  • Version 8.0
  • Version 8.5
  • Version 9.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-38951
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-38951