CVE-2026-18131 IBM Financial Transaction Manager - Stored XSS

IBM Financial Transaction Manager (FTM) for RedHat OpenShift contains a stored XSS caused by improper neutralization of HTML input, letting remote attackers execute arbitrary JavaScript in authenticated users' browsers, exploit requires user authentication.

CVSS base score 8.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.22% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Stored XSS
Impact
Client Script Exec
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:H/A:N
Published
22 September 2026
Updated
15 October 2026
Weakness
CWE-79

Vendor fix

Update to the latest version with the fix applied.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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