Vulnerability Details CVE-2026-14991
IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 is vulnerable to a buffer overflow, caused by improper bounds checking. A local user could overflow the buffer and execute arbitrary code on the system.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 33.5%
CVSS Severity
CVSS v3 Score 9.8
Products affected by CVE-2026-14991
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cpe:2.3:a:ibm:datapower_gateway:*
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cpe:2.3:a:ibm:datapower_gateway:10.6.1.0
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cpe:2.3:a:ibm:datapower_gateway:10.6.5.0
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cpe:2.3:a:ibm:datapower_gateway:10.6.6.0