# CVE-2021-24851: Insert Pages < 3.7.0 - Contributor+ Arbitrary Posts/Pages Access

> Contributors can access private posts and metadata via shortcode, bypassing authorization checks in the Insert Pages WordPress plugin.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 17 Nov 2021
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-cr2h-5rwf-jg3m

## What is CVE-2021-24851?

CVE-2021-24851 is a medium-severity missing authorization vulnerability in Unknown Insert Pages, published on 17 Nov 2021. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The Insert Pages WordPress plugin before 3.7.0 allows users with a role as low as Contributor to access content and metadata from arbitrary posts/pages regardless of their author and status (ie private), using a shortcode. Password protected posts/pages are not affected by such issue.

Weakness: CWE-862 (Missing Authorization), CWE-863 (Incorrect Authorization)

## Which versions are affected by CVE-2021-24851?

It affects 1 product.


Products: Insert Pages Project Insert Pages.

## How do I fix CVE-2021-24851?

No fix has been published for CVE-2021-24851 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-24851 being exploited?

There is no known exploitation of CVE-2021-24851 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Insert Pages

- [CVE-2017-18586](https://insights.sbomify.com/CVE-2017-18586/): Path traversal in n/a (critical 9.1)
- [CVE-2022-4483](https://insights.sbomify.com/CVE-2022-4483/): Insert Pages < 3.7.5 - Contributor+ Stored XSS (medium 5.4)
- [CVE-2021-24850](https://insights.sbomify.com/CVE-2021-24850/): Insert Pages < 3.7.0 - Contributor+ Stored Cross-Site Scripting (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-24851 and fix it if it is affected.

What it is: CVE-2021-24851 is a medium-severity missing authorization vulnerability in Unknown Insert Pages, published on 17 Nov 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-24851 in the wild and no public exploit code.

Affected product: Unknown Insert Pages. 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-2021-24851/ (Markdown: https://insights.sbomify.com/CVE-2021-24851/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-24851
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-24851
- OSV: https://osv.dev/vulnerability/CVE-2021-24851

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-24851/
Summaries are generated and may contain mistakes; the official description above is the record.