Vulnerability Details CVE-2026-17278
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to gain unauthorized access to sensitive API catalog and runtime configuration data due to improper authentication. Information supplied by the client is not sufficiently verified, which could allow a caller to appear as a trusted party.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 52.2%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2026-17278
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cpe:2.3:a:ibm:api_connect:12.1.0.0
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cpe:2.3:a:ibm:api_connect:12.1.1.0