# CVE-2025-3256: xujiangfei admintwo updateSet access control

> Remote attackers can modify user email settings via the updateSet endpoint due to improper access controls in AdminTwo.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 4 Apr 2025
- **Updated:** 4 Apr 2025
- **Also known as:** GHSA-8fj5-gq7x-cfm8

## What is CVE-2025-3256?

CVE-2025-3256 is a medium-severity missing authorization vulnerability in xujiangfei admintwo, published on 4 Apr 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was found in xujiangfei admintwo 1.0. It has been rated as critical. Affected by this issue is some unknown functionality of the file /user/updateSet. The manipulation of the argument email leads to improper access controls. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-284 (Improper Access Control), CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2025-3256?

It affects 1 product.


Products: Xujiangfei Admintwo.

## How do I fix CVE-2025-3256?

No fix has been published for CVE-2025-3256 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-3256 being exploited?

There is no known exploitation of CVE-2025-3256 in the wild and no public exploit code.

## Other vulnerabilities in xujiangfei admintwo

- [CVE-2025-3254](https://insights.sbomify.com/CVE-2025-3254/): xujiangfei admintwo add server-side request forgery (medium 5.3)
- [CVE-2025-3255](https://insights.sbomify.com/CVE-2025-3255/): xujiangfei admintwo home access control (medium 5.3)
- [CVE-2025-3257](https://insights.sbomify.com/CVE-2025-3257/): xujiangfei admintwo updateSet cross-site request forgery (medium 5.3)
- [CVE-2025-3251](https://insights.sbomify.com/CVE-2025-3251/): xujiangfei admintwo updateSet cross site scripting (medium 5.1)
- [CVE-2025-3252](https://insights.sbomify.com/CVE-2025-3252/): xujiangfei admintwo add cross site scripting (medium 5.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-3256 and fix it if it is affected.

What it is: CVE-2025-3256 is a medium-severity missing authorization vulnerability in xujiangfei admintwo, published on 4 Apr 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-3256 in the wild and no public exploit code.

Affected product: xujiangfei admintwo. 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-2025-3256/ (Markdown: https://insights.sbomify.com/CVE-2025-3256/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-3256
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-3256
- OSV: https://osv.dev/vulnerability/CVE-2025-3256

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-3256/
Summaries are generated and may contain mistakes; the official description above is the record.