What is CVE-2023-40693?

CVE-2023-40693 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-03-13.

How severe is CVE-2023-40693?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Ibm Sterling B2b Integrator

CVE-2023-40693

IBM Sterling B2B Integrator and IBM Sterling File Gateway 6.1.0.0 through 6.1.2.7_2, and 6.2.0.0 through 6.2.0.5_1, 6.2.1.0 through 6.2.1.1_1 are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (10.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Ibm Sterling B2b Integrator — versions 6.1.0.0, 6.2.0.0, 6.2.1.0
Ibm Sterling_b2b_integrator
Ibm Sterling_file_gateway

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

psirt@us.ibm.com (vendor-advisory, patch, Not Applicable)

Frequently asked questions

What is CVE-2023-40693?: CVE-2023-40693 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-03-13.
How severe is CVE-2023-40693?: Medium severity. CVSS v3 base score is 5.4 out of 10.