What is CVE-2025-36431?

CVE-2025-36431 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-07-30.

How severe is CVE-2025-36431?

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

XSS in Ibm Sterling B2b Integrator

CVE-2025-36431

IBM Sterling B2B Integrator 6.2.2.0 through 6.2.2.0_1 and IBM Sterling File Gateway 6.2.2.0 through 6.2.2.0_1 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the…

Vulnerability class: XSS (Cross-Site Scripting)

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 6.2.2.0
Ibm Sterling File Gateway — versions 6.2.2.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2025-36431?: CVE-2025-36431 is a medium-severity vulnerability in Ibm Sterling B2b Integrator, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-07-30.
How severe is CVE-2025-36431?: Medium severity. CVSS v3 base score is 5.4 out of 10.