CVE-2026-3482: IBM Sterling b2b Integrator

Medium severity, CVSS 5.3. EPSS: 0.5% chance of exploitation in the next 30 days.

IBM Sterling B2B Integrator and IBM Sterling File Gateway 6.2.0.0 through 6.2.0.5_2,  6.2.1.0 through 6.2.1.1_2, and  6.2.2.0 through 6.2.2.0_1 could allow an unauthenticated user to read sensitive information by bypassing authentication through a specially crafted HTTP request.

Affected products

• IBM Sterling b2b Integrator: from 6.2.0.0, up to and including 6.2.0.5_2; from 6.2.1.0, up to and including 6.2.1.1_2; from 6.2.2.0, up to and including 6.2.2.0_1
• IBM Sterling File Gateway: from 6.2.0.0, up to and including 6.2.0.5_2; from 6.2.1.0, up to and including 6.2.1.1_2; from 6.2.2.0, up to and including 6.2.2.0_1

Published 2026-07-22. Last modified 2026-08-12.