CVE-2020-4949

Severity: high (CVSS 8.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-26 · updated 2026-06-17
Weakness: CWE-611

Description

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.

Affected products

IBM WebSphere Application Server: from 7.0.0.0 through 7.0.0.45; from 8.0.0.0 through 8.0.0.15; from 8.5.0.0 through 8.5.5.18; from 9.0.0.0 through 9.0.5.6

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/192025
https://www.ibm.com/support/pages/node/6408244
https://exchange.xforce.ibmcloud.com/vulnerabilities/192025
https://www.ibm.com/support/pages/node/6408244

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