# CVE-2026-11864: Multiple security vulnerabilities are addressed with IBM Cloud Pak for Business Automation iFixes for August 2026.

> An authenticated attacker can exploit XPath injection to exfiltrate sensitive data and reveal XML structure in IBM Cloud Pak for Business Automation.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Sep 2026
- **Updated:** 15 Sep 2026
- **Also known as:** GHSA-33wj-g5qc-mfvv

## What is CVE-2026-11864?

CVE-2026-11864 is a medium-severity vulnerability in IBM Cloud Pak for Business Automation, published on 15 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

IBM Cloud Pak for Business Automation 26.0.0 through 26.0.0 Interim Fix 001, 25.0.0 through 25.0.0 Interim Fix 005, 24.0.1 through 24.0.1 Interim Fix 008, and 24.0.0 through 24.0.0 Interim Fix 009 is vulnerable to an XPath injection vulnerability, which could allow an authenticated attacker to exfiltrate sensitive application data and/or determine the structure of the XML document.

Weakness: CWE-643 (Improper Neutralization of Data within XPath Expressions)

## Which versions are affected by CVE-2026-11864?


## How do I fix CVE-2026-11864?

No fix has been published for CVE-2026-11864 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-11864 being exploited?

There is no known exploitation of CVE-2026-11864 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-11864 and fix it if it is affected.

What it is: CVE-2026-11864 is a medium-severity vulnerability in IBM Cloud Pak for Business Automation, published on 15 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-11864 in the wild and no public exploit code.

Affected product: IBM Cloud Pak for Business Automation. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-11864/ (Markdown: https://insights.sbomify.com/CVE-2026-11864/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-11864
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-11864
- OSV: https://osv.dev/vulnerability/CVE-2026-11864

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-11864/
Summaries are generated and may contain mistakes; the official description above is the record.