CVE-2026-12752Network attack vector

Sensitive-data disclosure via external entity expansion

Published Sep 15, 2026 · Updated Sep 15, 2026

XXE in IBM Business Automation Workflow 24.0.0, 24.0.1, 25.0.0, and 26.0.0 allows remote authenticated users to read sensitive data. IBM has not disclosed the affected XML-processing component or parser operation beyond identifying improper external entity restriction during XML processing. Low-privilege network access is required; successful processing can disclose sensitive data or consume memory and interrupt the service.

CVSS severity7.1
High
EPSS probability0.50%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

XXE in IBM Business Automation Workflow 24.0.0, 24.0.1, 25.0.0, and 26.0.0 allows remote authenticated users to read sensitive data. IBM has not disclosed the affected XML-processing component or parser operation beyond identifying improper external entity restriction during XML processing. Low-privilege network access is required; successful processing can disclose sensitive data or consume memory and interrupt the service.

The record

CVE
CVE-2026-12752
Published
Sep 15, 2026
Updated
Sep 15, 2026
Vendor
IBM
Product
IBM Business Automation Workflow
Classifications
CWE-611, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 15, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 15, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=24.0.0 <=24.0.0 Interim Fix 009
  2. Affected versionversion=24.0.1 <=24.0.1 Interim Fix 008
  3. Affected versionversion=25.0.0 <=25.0.0 Interim Fix 005
  4. Affected versionversion=26.0.0 <=26.0.0 Interim Fix 001

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

IBM · IBM Business Automation Workflowversion=24.0.0 <=24.0.0 Interim Fix 009; version=24.0.1 <=24.0.1 Interim Fix 008; version=25.0.0 <=25.0.0 Interim Fix 005; version=26.0.0 <=26.0.0 Interim Fix 001

Published CVSS scores

7.1IBMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-611Improper Restriction of XML External Entity Reference
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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