---
id: CVE-2026-16712
title: Multiple Vulnerabilities in IBM API Connect
summary: >-
  IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could
  allow a remote authenticated attacker to obtain sensitive information from
  other tenants due to improper authorization. Identifiers supplied in requests
  are n…
severity: high
cvss: 7.7
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'
cvssSource: cna
cwe:
  - CWE-639
vendor: IBM
product: API Connect
affected:
  - api_connect >= 12.1.0.0 <= 12.1.1.2
  - api_connect >= 10.0.8.0 <= 10.0.8.12
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-08T01:34:18.019552Z'
published: '2026-11-07'
updated: '2026-11-08'
sourceUpdated: '2026-11-08T01:39:28.390Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-16712'
references:
  - url: 'https://www.ibm.com/support/pages/node/7295635'
  - url: 'https://www.ibm.com/support/pages/node/7295637'
tags:
  - cve.org
epss: 0.00438
epssPercentile: 0.38333
ingestedAt: '2026-11-07T05:10:28.994Z'
---

## Overview

IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to obtain sensitive information from other tenants due to improper authorization. Identifiers supplied in requests are not sufficiently checked against the user's permissions, which could allow access to data belonging to other tenants.

## Affected

- `api_connect >= 12.1.0.0 <= 12.1.1.2`
- `api_connect >= 10.0.8.0 <= 10.0.8.12`

## Remediation

IBM strongly recommends addressing the vulnerability now by upgrading to v12.1.1.3
Fix Central Link:  https://www.ibm.com/support/pages/node/7290205 



IBM strongly recommends addressing the vulnerability now by upgrading to 10.0.8.13Fix Central Link: https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7EWebSphere&product=ibm/WebSphere/IBM+API+Connect&release=10.0.8.12&platform=All&function=all