# CVE-2023-26120: XXL-JOB vulnerable to Cross-site Scripting

> Attackers can execute arbitrary HTML payloads via user management endpoints, potentially leading to session hijacking or malicious script execution.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P`)
- **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:** 10 Apr 2023
- **Updated:** 7 Feb 2025
- **Also known as:** GHSA-4j2p-x79m-jcj8

## What is CVE-2023-26120?

CVE-2023-26120 is a medium-severity cross-site scripting vulnerability in com.xuxueli:xxl-job, published on 10 Apr 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

This affects all versions of the package com.xuxueli:xxl-job. HTML uploaded payload executed successfully through /xxl-job-admin/user/add and /xxl-job-admin/user/update.

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

## Which versions are affected by CVE-2023-26120?

2 open source packages ship an affected version, including com.xuxueli:xxl-job. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `com.xuxueli:xxl-job` | Maven | All versions to 2.4.0 | None |
| `com.xuxueli:xxl-job` | Maven | All versions to 2.4.0 | None |

Products: Xuxueli Xxl-Job.

## How do I fix CVE-2023-26120?

No fix has been published for CVE-2023-26120 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-26120 being exploited?

There is no known exploitation of CVE-2023-26120 in the wild and no public exploit code.

## Other vulnerabilities in com.xuxueli:xxl-job

- [CVE-2022-40929](https://insights.sbomify.com/CVE-2022-40929/): XXL-JOB contains a Command execution vulnerability in background tasks (critical 9.8)
- [CVE-2024-42681](https://insights.sbomify.com/CVE-2024-42681/): Improper Preservation of Permissions in xxl-job (high 8.8)
- [CVE-2024-24113](https://insights.sbomify.com/CVE-2024-24113/): XXL-JOB vulnerable to Server-Side Request Forgery (high 8.8)
- [CVE-2023-48089](https://insights.sbomify.com/CVE-2023-48089/): xxl-job-admin vulnerable to Remote Code Execution (high 8.8)
- [CVE-2020-24922](https://insights.sbomify.com/CVE-2020-24922/): xuxueli xxl-job Cross-Site Request Forgery Vulnerability (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-26120 and fix it if it is affected.

What it is: CVE-2023-26120 is a medium-severity cross-site scripting vulnerability in com.xuxueli:xxl-job, published on 10 Apr 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-2023-26120 in the wild and no public exploit code.

Affected packages and fixed versions:
- com.xuxueli:xxl-job (Maven): affected all versions up to 2.4.0; no fix listed
- com.xuxueli:xxl-job (Maven): affected all versions up to 2.4.0; 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-2023-26120/ (Markdown: https://insights.sbomify.com/CVE-2023-26120/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-26120
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-26120
- OSV: https://osv.dev/vulnerability/CVE-2023-26120

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-26120/
Summaries are generated and may contain mistakes; the official description above is the record.