---
title: "CVE-2026-17635: IBM Financial Transaction Manager - Broken Access Control"
description: "IBM Financial Transaction Manager (FTM) for RedHat OpenShift contains a broken access control caused by improper configuration of HTTP method-based security constraints, letting remote attackers perform unauthorized actions, exploit requires no special privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-17635/
---

# CVE-2026-17635 IBM Financial Transaction Manager - Broken Access Control

IBM Financial Transaction Manager (FTM) for RedHat OpenShift contains a broken access control caused by improper configuration of HTTP method-based security constraints, letting remote attackers perform unauthorized actions, exploit requires no special privileges.

CVSS base score 9.1 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.35% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-17635)

## Details

Type

Broken Access Control

Impact

Broken Access Control

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Published

22 September 2026

Updated

15 October 2026

Weakness

[CWE-306](https://cwe.mitre.org/data/definitions/306.html)

## Vendor fix

Update to the latest version with proper HTTP method-based security constraints configuration.

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

- [https://nvd.nist.gov/vuln/detail/CVE-2026-17635](https://nvd.nist.gov/vuln/detail/CVE-2026-17635)
- [https://www.ibm.com/support/pages/node/7288641](https://www.ibm.com/support/pages/node/7288641)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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