High severity · published May 27, 2026
CVE-2026-5065
IBM Controller is affected by vulnerabilities
8.8
CVSS
0.2%
EPSS
No
On KEV
Description
IBM Controller 11.0.1, 11.1.0, 11.1.1, and 11.1.2 contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 9% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Controller · IBM
11.0.1 through 26.0.0.5; 11.1.0; 11.1.1; 11.1.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-5065
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-5065
Vendor Advisory
https://www.ibm.com/support/pages/node/7273004
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