How severe is CVE-2025-33135?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in IBM Financial Transaction Manager For Ach Services And Check Multi-Platform

CVE-2025-33135

IBM Financial Transaction Manager for ACH Services and Check Services for Multi-Platform 3.0.0.0 through 3.0.5.4 Interim Fix 027 IBM Financial Transaction Manager for Check Services v3 (Multiplatforms) is vulnerable to cross-site scripting. This vulnerability allows an unauthenticated attacker 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 (6.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Ibm Financial Transaction Manager For Ach Services And Check Multi-platform — versions 3.0.0.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2025-33135?: CVE-2025-33135 is a medium-severity vulnerability in IBM Financial Transaction Manager For Ach Services And Check Multi-Platform, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-02-17.
How severe is CVE-2025-33135?: Medium severity. CVSS v3 base score is 6.1 out of 10.