# CVE-2023-41369: External Entity Loop vulnerability in SAP S/4HANA (Create Single Payment application)

> An attacker can cause browser denial of service by uploading a malicious XML file with entity loops in the SAP S/4HANA Create Single Payment application.

- **Severity:** Low 3.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 12 Sep 2023
- **Updated:** 25 Sep 2024
- **Also known as:** GHSA-wwvh-435q-gw8h, PYSEC-2023-172

## What is CVE-2023-41369?

CVE-2023-41369 is a low-severity vulnerability in SAP_SE SAP S/4HANA (Create Single Payment application), published on 12 Sep 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

The Create Single Payment application of SAP S/4HANA - versions 100, 101, 102, 103, 104, 105, 106, 107, 108, allows an attacker to upload the XML file as an attachment. When clicked on the XML file in the attachment section, the file gets opened in the browser to cause the entity loops to slow down the browser.

Weakness: CWE-611 (Improper Restriction of XML External Entity Reference)

## Which versions are affected by CVE-2023-41369?

1 open source package ship an affected version, including hana-ml. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `hana-ml` | PyPI | All versions | None |

Products: Sap S\/4 Hana.

## How do I fix CVE-2023-41369?

No fix has been published for CVE-2023-41369 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-41369 being exploited?

There is no known exploitation of CVE-2023-41369 in the wild and no public exploit code.

## Other vulnerabilities in SAP_SE SAP S/4HANA (Create Single Payment application)

- [CVE-2026-0498](https://insights.sbomify.com/CVE-2026-0498/): Code Injection vulnerability in SAP S/4HANA (Private Cloud and On-Premise) (critical 9.1)
- [CVE-2024-34691](https://insights.sbomify.com/CVE-2024-34691/): Missing Authorization check in SAP S/4HANA (Manage Incoming Payment Files) (medium 6.5)
- [CVE-2024-45282](https://insights.sbomify.com/CVE-2024-45282/): HTTP Verb Tampering in SAP S/4 HANA(Manage Bank Statements) (medium 4.3)
- [CVE-2023-41368](https://insights.sbomify.com/CVE-2023-41368/): Insecure Direct Object Reference (IDOR) vulnerability in S4 HANA (Manage checkbook apps) (low 2.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-41369 and fix it if it is affected.

What it is: CVE-2023-41369 is a low-severity vulnerability in SAP_SE SAP S/4HANA (Create Single Payment application), published on 12 Sep 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2023-41369 in the wild and no public exploit code.

Affected packages and fixed versions:
- hana-ml (PyPI): affected all versions; no fix listed

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-2023-41369/ (Markdown: https://insights.sbomify.com/CVE-2023-41369/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-41369
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-41369
- OSV: https://osv.dev/vulnerability/CVE-2023-41369

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-41369/
Summaries are generated and may contain mistakes; the official description above is the record.