CVE-2019-4728: IBM Sterling b2b Integrator

High severity, CVSS 8.8. EPSS: 5.2% chance of exploitation in the next 30 days.

IBM Sterling B2B Integrator Standard Edition 5.2.0.0 through 5.2.6.5_2, 6.0.0.0 through 6.0.3.2, and 6.1.0.0 could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of untrusted data. By sending specially crafted request, an attacker could exploit this vulnerability to execute arbitrary code with SYSTEM privileges. IBM X-Force ID: 172452.

Affected products

• IBM Sterling b2b Integrator: from 5.2.0.0, up to and including 5.2.6.5_2; from 6.0.0.0, up to and including 6.0.3.2; version 6.1.0.0 only

Published 2021-01-05. Last modified 2026-06-17.