# CVE-2024-34387: WordPress WP Post Author plugin <= 3.6.4 - Rating Value Manipulation vulnerability

> Attackers can manipulate rating values in the WP Post Author plugin due to missing authorization checks, affecting WordPress site integrity.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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:** 6 May 2024
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-25gf-mm96-28wq

## What is CVE-2024-34387?

CVE-2024-34387 is a medium-severity missing authorization vulnerability in AF themes WP Post Author, published on 6 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Missing Authorization vulnerability in AF themes WP Post Author.This issue affects WP Post Author: from n/a through 3.6.4.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2024-34387?

It affects 1 product.


Products: Afthemes Wp Post Author.

## How do I fix CVE-2024-34387?

No fix has been published for CVE-2024-34387 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-34387 being exploited?

There is no known exploitation of CVE-2024-34387 in the wild and no public exploit code.

## Other vulnerabilities in AF themes WP Post Author

- [CVE-2024-56247](https://insights.sbomify.com/CVE-2024-56247/): WordPress WP Post Author plugin <= 3.8.2 - SQL Injection vulnerability (high 7.6)
- [CVE-2024-37101](https://insights.sbomify.com/CVE-2024-37101/): WordPress WP Post Author plugin <= 3.6.7 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2024-34389](https://insights.sbomify.com/CVE-2024-34389/): WordPress WP Post Author plugin <= 3.6.4 - Broken Access Control vulnerability (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-34387 and fix it if it is affected.

What it is: CVE-2024-34387 is a medium-severity missing authorization vulnerability in AF themes WP Post Author, published on 6 May 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-34387 in the wild and no public exploit code.

Affected product: AF themes WP Post Author. 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-2024-34387/ (Markdown: https://insights.sbomify.com/CVE-2024-34387/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-34387
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-34387
- OSV: https://osv.dev/vulnerability/CVE-2024-34387

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-34387/
Summaries are generated and may contain mistakes; the official description above is the record.