What is CVE-2026-3482?

CVE-2026-3482 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-07-22.

How severe is CVE-2026-3482?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Ibm Sterling B2b Integrator

CVE-2026-3482

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 t…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Ibm Sterling B2b Integrator — versions 6.2.0.0, 6.2.1.0, 6.2.2.0
Ibm Sterling File Gateway — versions 6.2.0.0, 6.2.1.0, 6.2.2.0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-3482?: CVE-2026-3482 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-07-22.
How severe is CVE-2026-3482?: Medium severity. CVSS v3 base score is 5.3 out of 10.