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CVE-2026-18535 IBM API Connect Denial of Service

CriticalCVSS 9.6 EPSS 0.29%
Published
Updated
Exploit status
No public exploit known

Description

IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 are vulnerable to a Regular Expression Denial of Service (ReDoS) attack and to improper neutralisation of wildcard query operators.

Affected products

ProductAffected versionsFixed in
ibm api connect >= 12.1.0.0, <= 12.1.1.2 No fix listed
ibm api connect >= 10.0.8.0, <= 10.0.8.12 No fix listed

References