# CVE-2020-11512: Cross-site scripting in n/a

> Authenticated subscribers can inject JavaScript into plugin settings, leading to admin session hijacking and privilege escalation.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A: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:** 7 Apr 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-8pxm-2ghq-4gq5

## What is CVE-2020-11512?

CVE-2020-11512 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 Apr 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Stored XSS in the IMPress for IDX Broker WordPress plugin before 2.6.2 allows authenticated attackers with minimal (subscriber-level) permissions to save arbitrary JavaScript in the plugin's settings panel via the idx_update_recaptcha_key AJAX action and a crafted idx_recaptcha_site_key parameter, which would then be executed in the browser of any administrator visiting the panel. This could be used to create new administrator-level accounts.

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

## Which versions are affected by CVE-2020-11512?

It affects 1 product.


Products: Idxbroker Impress for Idx Broker.

## How do I fix CVE-2020-11512?

No fix has been published for CVE-2020-11512 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-11512 being exploited?

There is no known exploitation of CVE-2020-11512 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2024-44047](https://insights.sbomify.com/CVE-2024-44047/): WordPress IMPress for IDX Broker plugin <= 3.2.2 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2020-9514](https://insights.sbomify.com/CVE-2020-9514/): Missing authorization in n/a (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-11512 and fix it if it is affected.

What it is: CVE-2020-11512 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 Apr 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2020-11512 in the wild and no public exploit code.

Affected product: n/a. 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-2020-11512/ (Markdown: https://insights.sbomify.com/CVE-2020-11512/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-11512
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-11512
- OSV: https://osv.dev/vulnerability/CVE-2020-11512

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-11512/
Summaries are generated and may contain mistakes; the official description above is the record.