# CVE-2018-19370: Race condition in n/a

> An SEO Manager can achieve command execution on the operating system via a race condition in the ZIP import feature of the Yoast SEO plugin.

- **Severity:** Medium 6.6 (`CVSS:3.0/AV:N/AC:H/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:** 28 Nov 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-vwcv-7hjf-vgcf

## What is CVE-2018-19370?

CVE-2018-19370 is a medium-severity vulnerability in n/a, published on 28 Nov 2018. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

A Race condition vulnerability in unzip_file in admin/import/class-import-settings.php in the Yoast SEO (wordpress-seo) plugin before 9.2.0 for WordPress allows an SEO Manager to perform command execution on the Operating System via a ZIP import.

Weakness: CWE-362 (Concurrent Execution using Shared Resource with Improper Synchronization)

## Which versions are affected by CVE-2018-19370?

It affects 1 product.


Products: Yoast Yoast Seo.

## How do I fix CVE-2018-19370?

No fix has been published for CVE-2018-19370 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-19370 being exploited?

There is no known exploitation of CVE-2018-19370 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2019-13478](https://insights.sbomify.com/CVE-2019-13478/): Cross-site scripting in n/a (critical 9.9)
- [CVE-2023-32300](https://insights.sbomify.com/CVE-2023-32300/): WordPress Yoast SEO: Local Plugin <= 14.8 is vulnerable to Cross Site Scripting (XSS) (high 7.1)
- [CVE-2023-28785](https://insights.sbomify.com/CVE-2023-28785/): WordPress Yoast SEO: Local Plugin <= 14.9 is vulnerable to Cross Site Scripting (XSS) (medium 6.5)
- [CVE-2021-31779](https://insights.sbomify.com/CVE-2021-31779/): Server-Side Request Forgery in yoast_seo (medium 6.4)
- [CVE-2023-40680](https://insights.sbomify.com/CVE-2023-40680/): WordPress Yoast SEO Plugin <= 21.0 is vulnerable to Cross Site Scripting (XSS) (medium 5.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-19370 and fix it if it is affected.

What it is: CVE-2018-19370 is a medium-severity vulnerability in n/a, published on 28 Nov 2018. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2018-19370 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-2018-19370/ (Markdown: https://insights.sbomify.com/CVE-2018-19370/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-19370
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-19370
- OSV: https://osv.dev/vulnerability/CVE-2018-19370

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-19370/
Summaries are generated and may contain mistakes; the official description above is the record.