# CVE-2023-3459: Missing authorization in Export and Import Users and Customers

> Authenticated shop managers can change arbitrary user passwords due to missing capability checks, potentially taking over administrator accounts.

- **Severity:** High 7.2 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 18 Jul 2023
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-6x4f-h7g4-fcw2

## What is CVE-2023-3459?

CVE-2023-3459 is a high-severity missing authorization vulnerability in webtoffee Export and Import Users and Customers, published on 18 Jul 2023. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

The Export and Import Users and Customers plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'hf_update_customer' function called via an AJAX action in versions up to, and including, 2.4.1. This makes it possible for authenticated attackers, with shop manager-level permissions to change user passwords and potentially take over administrator accounts.

Weakness: CWE-863 (Incorrect Authorization)

## Which versions are affected by CVE-2023-3459?

It affects 1 product.


Products: Webtoffee Import Export Wordpress Users.

## How do I fix CVE-2023-3459?

No fix has been published for CVE-2023-3459 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-3459 being exploited?

There is no known exploitation of CVE-2023-3459 in the wild and no public exploit code.

## Other vulnerabilities in webtoffee Export and Import Users and Customers

- [CVE-2020-12074](https://insights.sbomify.com/CVE-2020-12074/): Privilege escalation in n/a (high 8.8)
- [CVE-2025-1970](https://insights.sbomify.com/CVE-2025-1970/): Server-side request forgery in Export and Import Users and Customers (high 7.6)
- [CVE-2019-15092](https://insights.sbomify.com/CVE-2019-15092/): Other in n/a (high 7.3)
- [CVE-2025-1971](https://insights.sbomify.com/CVE-2025-1971/): Export and Import Users and Customers <= 2.6.2 - Authenticated (Admin+) PHP Object Injection via form_data Parameter (high 7.2)
- [CVE-2023-6558](https://insights.sbomify.com/CVE-2023-6558/): Export and Import Users and Customers <= 2.4.8 - Authenticated (Shop Manager+) Arbitrary File Upload (high 7.2)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-3459 and fix it if it is affected.

What it is: CVE-2023-3459 is a high-severity missing authorization vulnerability in webtoffee Export and Import Users and Customers, published on 18 Jul 2023. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-3459 in the wild and no public exploit code.

Affected product: webtoffee Export and Import Users and Customers. 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-2023-3459/ (Markdown: https://insights.sbomify.com/CVE-2023-3459/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-3459
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-3459
- OSV: https://osv.dev/vulnerability/CVE-2023-3459

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-3459/
Summaries are generated and may contain mistakes; the official description above is the record.