# CVE-2021-47983: WordPress Plugin Stripe Payments < 2.0.40 Stored XSS via currency_code

> Authenticated attackers can inject malicious scripts via the currency_code setting, leading to arbitrary JavaScript execution in administrator browsers.

- **Severity:** Medium 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 8 Jun 2026
- **Updated:** 27 Aug 2026
- **Also known as:** GHSA-g9mx-rrvw-6m52

## What is CVE-2021-47983?

CVE-2021-47983 is a medium-severity cross-site scripting vulnerability in mra13 Accept Stripe Payments, published on 8 Jun 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

WordPress Plugin Stripe Payments before 2.0.40 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the AcceptStripePayments-settings[currency_code] parameter. Attackers can submit POST requests to /wp-admin/options.php with script payloads in the currency_code field to execute arbitrary JavaScript in administrator browsers when settings are viewed.

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

## Which versions are affected by CVE-2021-47983?


## How do I fix CVE-2021-47983?

No fix has been published for CVE-2021-47983 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-47983 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47983 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-47983 and fix it if it is affected.

What it is: CVE-2021-47983 is a medium-severity cross-site scripting vulnerability in mra13 Accept Stripe Payments, published on 8 Jun 2026. Any signed-in user can exploit it over the network, 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-2021-47983 exists.

Affected product: mra13 Accept Stripe Payments. 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-2021-47983/ (Markdown: https://insights.sbomify.com/CVE-2021-47983/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-47983
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-47983
- OSV: https://osv.dev/vulnerability/CVE-2021-47983

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From sbomify Insights: https://insights.sbomify.com/CVE-2021-47983/
Summaries are generated and may contain mistakes; the official description above is the record.