# CVE-2023-2556: Missing authorization in WPCS – WordPress Currency Switcher Professional

> Authenticated subscribers can delete arbitrary custom currency switchers due to missing capability checks in the WPCS WordPress plugin.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A: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:** 9 Jun 2023
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-46v6-7773-wf5f

## What is CVE-2023-2556?

CVE-2023-2556 is a medium-severity missing authorization vulnerability in realmag777 WPCS – WordPress Currency Switcher Professional, published on 9 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The WPCS – WordPress Currency Switcher Professional plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the anonymous function for the wpcs_sd_delete action in versions up to, and including, 1.1.9. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to delete an arbitrary custom drop-down currency switcher.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2023-2556?

It affects 1 product.


Products: Pluginus Wordpress Currency Switcher.

## How do I fix CVE-2023-2556?

No fix has been published for CVE-2023-2556 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-2556 being exploited?

There is no known exploitation of CVE-2023-2556 in the wild and no public exploit code.

## Other vulnerabilities in realmag777 WPCS – WordPress Currency Switcher Professional

- [CVE-2023-51506](https://insights.sbomify.com/CVE-2023-51506/): WordPress WPCS Plugin <= 1.2.0 is vulnerable to Cross Site Scripting (XSS) (medium 5.5)
- [CVE-2024-30456](https://insights.sbomify.com/CVE-2024-30456/): Cross-site request forgery in WPCS (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-2556 and fix it if it is affected.

What it is: CVE-2023-2556 is a medium-severity missing authorization vulnerability in realmag777 WPCS – WordPress Currency Switcher Professional, published on 9 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-2556 in the wild and no public exploit code.

Affected product: realmag777 WPCS – WordPress Currency Switcher Professional. 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-2023-2556/ (Markdown: https://insights.sbomify.com/CVE-2023-2556/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-2556
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-2556
- OSV: https://osv.dev/vulnerability/CVE-2023-2556

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-2556/
Summaries are generated and may contain mistakes; the official description above is the record.