Is CVE-2026-3157 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-3157?

CVE-2026-3157 has a CVSS v3 severity of MEDIUM (4.3).

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CVE-2026-3157

Description

IBM Sterling B2B Integrator 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 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 is vulnerable to an information disclosure due to sensitive information being included in the source code comments of a mailbox component.