# CVE-2023-31664: Cross-site scripting in n/a

> Attackers can execute arbitrary scripts in WSO2 API Manager via a crafted tenantDomain parameter in the login endpoint.

- **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:** 23 May 2023
- **Updated:** 31 Jan 2025
- **Also known as:** GHSA-wxgr-gr5h-f8jj

## What is CVE-2023-31664?

CVE-2023-31664 is a medium-severity cross-site scripting vulnerability in Wso2 Api Manager, published on 23 May 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

A reflected cross-site scripting (XSS) vulnerability in /authenticationendpoint/login.do of WSO2 API Manager before 4.2.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the tenantDomain parameter.

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

## Which versions are affected by CVE-2023-31664?

It affects 1 product.


Products: Wso2 Api Manager.

## How do I fix CVE-2023-31664?

No fix has been published for CVE-2023-31664 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-31664 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-31664 exists.

Public exploit code:

- CVE-2023-31664 WSO2 (github_poc): https://github.com/adilkhan7/CVE-2023-31664

## Other vulnerabilities in Wso2 Api Manager

- [CVE-2022-29464](https://insights.sbomify.com/CVE-2022-29464/): WSO2 Multiple Products Unrestrictive Upload of File (critical 9.8, exploited in the wild)
- [CVE-2024-6914](https://insights.sbomify.com/CVE-2024-6914/): Incorrect Authorization in Multiple WSO2 Products via Account Recovery SOAP Admin Service Leading to Account Takeover (critical 9.8)
- [CVE-2020-13226](https://insights.sbomify.com/CVE-2020-13226/): WSO2 API Manager vulnerable to SSRF (critical 9.8)
- [CVE-2025-2905](https://insights.sbomify.com/CVE-2025-2905/): An XML External Entity (XXE) vulnerability in Multiple WSO2 Products (critical 9.1)
- [CVE-2021-42646](https://insights.sbomify.com/CVE-2021-42646/): XML external entity in n/a (critical 9.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-31664 and fix it if it is affected.

What it is: CVE-2023-31664 is a medium-severity cross-site scripting vulnerability in Wso2 Api Manager, published on 23 May 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: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-31664 exists.

Affected product: Wso2 Api Manager. 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-2023-31664/ (Markdown: https://insights.sbomify.com/CVE-2023-31664/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-31664
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-31664
- OSV: https://osv.dev/vulnerability/CVE-2023-31664

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-31664/
Summaries are generated and may contain mistakes; the official description above is the record.