CVE-2025-36135: IBM Sterling B2B Integrator and IBM Sterling File Gateway are Vulnerable to Cross-Site Scripting

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-11-07 · updated 2026-10-18
Weakness: CWE-79

Description

IBM Sterling B2B Integrator 6.0.0.0 through 6.1.2.7_1, 6.2.0.0 through 6.2.0.5, and 6.2.1.0 and IBM Sterling File Gateway 6.0.0.0 through 6.1.2.7_1, 6.2.0.0 through 6.2.0.5, and 6.2.1.0 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Affected products

IBM Sterling B2B Integrator: from 6.0.0.0 through 6.1.2.7_1; from 6.2.0.0 through 6.2.0.5; 6.2.1.0
IBM Sterling File Gateway: from 6.0.0.0 through 6.1.2.7_1; from 6.2.0.0 through 6.2.0.5; 6.2.1.0

References

https://www.ibm.com/support/pages/node/7250509

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