# CVE-2019-9880: Information disclosure in n/a

> Unauthenticated attackers can retrieve sensitive user details like emails and roles via the WPGraphQL plugin's users query.

- **Severity:** Critical 9.1 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 10 Jun 2019
- **Updated:** 15 Nov 2024
- **Also known as:** GHSA-hmw5-56mv-q94w

## What is CVE-2019-9880?

CVE-2019-9880 is a critical vulnerability in n/a, published on 10 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An issue was discovered in the WPGraphQL 0.2.3 plugin for WordPress. By querying the 'users' RootQuery, it is possible, for an unauthenticated attacker, to retrieve all WordPress users details such as email address, role, and username.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2019-9880?

It affects 1 product.


Products: Wpengine Wpgraphql.

## How do I fix CVE-2019-9880?

No fix has been published for CVE-2019-9880 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-9880 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-9880 exists.

Public exploit code:

- WordPress Plugin WPGraphQL 0.2.3 - Multiple Vulnerabilities (exploitdb)
- WPEngine WPGraphQL 0.2.3 - Unauthenticated User Information Disclosure (nuclei): http/cves/2019/CVE-2019-9880.yaml

## Other vulnerabilities in n/a

- [CVE-2019-9879](https://insights.sbomify.com/CVE-2019-9879/): Privilege escalation in n/a (critical 9.8)
- [CVE-2022-1563](https://insights.sbomify.com/CVE-2022-1563/): WPGraphQL WooCommerce <= 0.11.0 - Unauthenticated Coupon Codes Disclosure (medium 5.3)
- [CVE-2019-9881](https://insights.sbomify.com/CVE-2019-9881/): Missing authorization in n/a (medium 5.3)
- [CVE-2023-23684](https://insights.sbomify.com/CVE-2023-23684/): WordPress WPGraphQL Plugin <= 1.14.5 is vulnerable to Server Side Request Forgery (SSRF) (medium 4.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-9880 and fix it if it is affected.

What it is: CVE-2019-9880 is a critical vulnerability in n/a, published on 10 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-9880 exists.

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-2019-9880/ (Markdown: https://insights.sbomify.com/CVE-2019-9880/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-9880
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-9880
- OSV: https://osv.dev/vulnerability/CVE-2019-9880

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-9880/
Summaries are generated and may contain mistakes; the official description above is the record.