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Servers and applications

CVE-2020-4949

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 192025.

Severity
High 8.2
Published
26 Jan 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
  • From 7.0.0.0 up to 7.0.0.45
  • From 8.0.0.0 up to 8.0.0.15
  • From 8.5.0.0 up to 8.5.5.18
  • From 9.0.0.0 up to 9.0.5.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-4949
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-4949