Quick answers
- Is CVE-2026-12752 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-12752 being exploited in the wild.
- How severe is CVE-2026-12752?
- High severity, with a CVSS score of 7.1, published 15 September 2026.
- Which products and versions are affected?
- IBM Business Automation Workflow.
- Is there a fix for CVE-2026-12752?
- A patch was published on 2026-08: August 2026 update Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-12752 attacked?
- It is attacked over the network, in a network appliance.
- Am I affected by CVE-2026-12752?
- Check whether you run IBM Business Automation Workflow. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability is an XML External Entity (XXE) injection flaw (CWE-611) in IBM Business Automation Workflow's XML processing logic, triggered when the application parses untrusted XML input without proper entity resolution restrictions. The attack is network-accessible and requires no authentication or user interaction. An attacker can supply malicious XML to read local files, access internal services, or trigger billion laughs/XML bomb attacks to exhaust memory and CPU resources. Patches are available through IBM's August 2026 security updates.
Affected products
- IBM Business Automation Workflow
Timeline
- 2026-09-15: disclosed
- 2026-08: patched: August 2026 update