# CVE-2023-33991: Stored Cross-Site Scripting (Stored XSS) vulnerability in SAP UI5 Variant Management

> An attacker with user access can inject malicious scripts via Variant Management, compromising confidentiality, integrity, and availability.

- **Severity:** High 8.2 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/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:** 13 Jun 2023
- **Updated:** 3 Jan 2025
- **Also known as:** GHSA-2xvc-p88c-94vw

## What is CVE-2023-33991?

CVE-2023-33991 is a high-severity cross-site scripting vulnerability in SAP_SE SAP UI5 Variant Management, published on 13 Jun 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

SAP UI5 Variant Management - versions SAP_UI 750, SAP_UI 754, SAP_UI 755, SAP_UI 756, SAP_UI 757, UI_700 200, does not sufficiently encode user-controlled inputs on reading data from the server, resulting in Stored Cross-Site Scripting (Stored XSS) vulnerability. After successful exploitation, an attacker with user level access can cause high impact on confidentiality, modify some information and can cause unavailability of the application at user level.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2023-33991?

It affects 1 product.


Products: Sap Ui.

## How do I fix CVE-2023-33991?

No fix has been published for CVE-2023-33991 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-33991 being exploited?

There is no known exploitation of CVE-2023-33991 in the wild and no public exploit code.

## Other vulnerabilities in SAP_SE SAP UI5 Variant Management

- [CVE-2019-0388](https://insights.sbomify.com/CVE-2019-0388/): Open redirect in SAP UI (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-33991 and fix it if it is affected.

What it is: CVE-2023-33991 is a high-severity cross-site scripting vulnerability in SAP_SE SAP UI5 Variant Management, published on 13 Jun 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-2023-33991 in the wild and no public exploit code.

Affected product: SAP_SE SAP UI5 Variant Management. 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-2023-33991/ (Markdown: https://insights.sbomify.com/CVE-2023-33991/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-33991
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-33991
- OSV: https://osv.dev/vulnerability/CVE-2023-33991

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-33991/
Summaries are generated and may contain mistakes; the official description above is the record.