# CVE-2023-40211: WordPress Post Grid Plugin <= 2.2.50 is vulnerable to Sensitive Data Exposure

> An attacker can access sensitive information from the Post Grid Combo WordPress plugin without authorization.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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:** 30 Nov 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-j6r2-rpgf-7h3f

## What is CVE-2023-40211?

CVE-2023-40211 is a high-severity vulnerability in PickPlugins Post Grid Combo – 36+ Gutenberg Blocks, published on 30 Nov 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in PickPlugins Post Grid Combo – 36+ Gutenberg Blocks.This issue affects Post Grid Combo – 36+ Gutenberg Blocks: from n/a through 2.2.50.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2023-40211?

It affects 1 product.


Products: Pickplugins Post Grid Combo.

## How do I fix CVE-2023-40211?

No fix has been published for CVE-2023-40211 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-40211 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-40211 exists.

Public exploit code:

- Post Grid <= 2.2.50 - Information Exposure via REST API (nuclei): http/cves/2023/CVE-2023-40211.yaml

## Other vulnerabilities in PickPlugins Post Grid Combo – 36+ Gutenberg Blocks

- [CVE-2023-7072](https://insights.sbomify.com/CVE-2023-7072/): Post Grid Combo – 36+ Gutenberg Blocks <= 2.2.68 - Information Exposure via get_posts API Endpoint (high 7.5)
- [CVE-2023-6645](https://insights.sbomify.com/CVE-2023-6645/): Post Grid Combo – 36+ Gutenberg Blocks <= 2.2.64 - Authenticated (Contributor+) Cross-Site Scripting (medium 6.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-40211 and fix it if it is affected.

What it is: CVE-2023-40211 is a high-severity vulnerability in PickPlugins Post Grid Combo – 36+ Gutenberg Blocks, published on 30 Nov 2023. 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-2023-40211 exists.

Affected product: PickPlugins Post Grid Combo – 36+ Gutenberg Blocks. 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-2023-40211/ (Markdown: https://insights.sbomify.com/CVE-2023-40211/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-40211
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-40211
- OSV: https://osv.dev/vulnerability/CVE-2023-40211

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-40211/
Summaries are generated and may contain mistakes; the official description above is the record.