High severity · published Jul 30, 2026
CVE-2026-11536
IBM WebSphere Application Server is affected by a remote code execution vulnerability
8.5
CVSS
0.6%
EPSS
No
On KEV
Description
IBM WebSphere Application Server 9.0, and 8.5 is affected by a remote code execution vulnerability in the SOAP/JMX connector.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
WebSphere Application Server · IBM
9.0; 8.5 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-11536
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-11536
Vendor Advisory
https://www.ibm.com/support/pages/node/7277544
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