# CVE-2023-24521: Cross-site scripting in NetWeaver AS ABAP (BSP Framework)

> Unauthenticated attackers can inject malicious code into SAP NetWeaver sessions to access unintended data and compromise integrity.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 14 Feb 2023
- **Updated:** 21 Mar 2025
- **Also known as:** GHSA-j995-j9xm-88p3

## What is CVE-2023-24521?

CVE-2023-24521 is a medium-severity cross-site scripting vulnerability in SAP NetWeaver AS ABAP (BSP Framework), published on 14 Feb 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Due to insufficient input sanitization, SAP NetWeaver AS ABAP (BSP Framework) - versions 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 756, 757, allows an unauthenticated user to alter the current session of the user by injecting the malicious code over the network and gain access to the unintended data. This may lead to a limited impact on the confidentiality and the integrity of the application.

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

## Which versions are affected by CVE-2023-24521?

It affects 1 product.


Products: Sap Netweaver as Abap Business Server Pages.

## How do I fix CVE-2023-24521?

No fix has been published for CVE-2023-24521 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-24521 being exploited?

There is no known exploitation of CVE-2023-24521 in the wild and no public exploit code.

## Other vulnerabilities in SAP NetWeaver AS ABAP (BSP Framework)

- [CVE-2023-24529](https://insights.sbomify.com/CVE-2023-24529/): Cross-site scripting in NetWeaver AS ABAP (Business Server Pages application) (medium 6.1)
- [CVE-2020-6324](https://insights.sbomify.com/CVE-2020-6324/): Cross-site scripting in SAP NetWeaver AS ABAP (BSP Test Application) (medium 6.1)
- [CVE-2020-6246](https://insights.sbomify.com/CVE-2020-6246/): Cross-site scripting in SAP NetWeaver AS ABAP (Business Server Pages Test Application SBSPEXT TABLE) (medium 6.1)
- [CVE-2020-6213](https://insights.sbomify.com/CVE-2020-6213/): Cross-site scripting in SAP NetWeaver AS ABAP (Business Server Pages Test Application SBSPEXT PHTMLB) (medium 6.1)
- [CVE-2020-6215](https://insights.sbomify.com/CVE-2020-6215/): Open redirect in SAP NetWeaver AS ABAP (Business Server Pages Test Application IT00) (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-24521 and fix it if it is affected.

What it is: CVE-2023-24521 is a medium-severity cross-site scripting vulnerability in SAP NetWeaver AS ABAP (BSP Framework), published on 14 Feb 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2023-24521 in the wild and no public exploit code.

Affected product: SAP NetWeaver AS ABAP (BSP Framework). 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-2023-24521/ (Markdown: https://insights.sbomify.com/CVE-2023-24521/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-24521
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-24521
- OSV: https://osv.dev/vulnerability/CVE-2023-24521

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-24521/
Summaries are generated and may contain mistakes; the official description above is the record.