Critical severity · published Jul 8, 2026
CVE-2026-3144
IBM API Connect Default Credentials
9.8
CVSS
0.4%
EPSS
No
On KEV
Description
IBM API Connect 12.1.0.0 through 12.1.0.3 uses default credentials which could allow an attacker to gain unauthorized access to the application before the system enforces a credential update.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
API Connect · IBM
12.1.0.0 before 12.1.0.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-3144
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-3144
Vendor Advisory
https://www.ibm.com/support/pages/node/7278909
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