# CVE-2023-40332: WordPress WP-PostRatings plugin <= 1.91 - Rating limit Bypass vulnerability

> Attackers can bypass rating limits in the WP-PostRatings plugin, allowing functionality misuse such as excessive voting.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/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:** 4 Jun 2024
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-rcjq-rrm8-5g33

## What is CVE-2023-40332?

CVE-2023-40332 is a medium-severity vulnerability in Lester ‘GaMerZ’ Chan WP-PostRatings, published on 4 Jun 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Improper Control of Interaction Frequency vulnerability in Lester ‘GaMerZ’ Chan WP-PostRatings allows Functionality Misuse.This issue affects WP-PostRatings: from n/a through 1.91.

Weakness: CWE-290 (Authentication Bypass by Spoofing), CWE-799 (Improper Control of Interaction Frequency)

## Which versions are affected by CVE-2023-40332?

It affects 1 product.


Products: Lesterchan Wp-Postratings.

## How do I fix CVE-2023-40332?

No fix has been published for CVE-2023-40332 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-40332 being exploited?

There is no known exploitation of CVE-2023-40332 in the wild and no public exploit code.

## Other vulnerabilities in Lester ‘GaMerZ’ Chan WP-PostRatings

- [CVE-2024-39659](https://insights.sbomify.com/CVE-2024-39659/): WordPress WP-PostRatings plugin <= 1.91.1 - Cross Site Scripting (XSS) vulnerability (medium 6.5)
- [CVE-2011-4646](https://insights.sbomify.com/CVE-2011-4646/): SQL injection in n/a (medium 6.0)
- [CVE-2021-25117](https://insights.sbomify.com/CVE-2021-25117/): WP Postratings < 1.86.1 - Admin+ Stored Cross-Site Scripting (medium 4.8)
- [CVE-2011-10006](https://insights.sbomify.com/CVE-2011-10006/): GamerZ WP-PostRatings wp-postratings.php cross site scripting (low 3.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-40332 and fix it if it is affected.

What it is: CVE-2023-40332 is a medium-severity vulnerability in Lester ‘GaMerZ’ Chan WP-PostRatings, published on 4 Jun 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-40332 in the wild and no public exploit code.

Affected product: Lester ‘GaMerZ’ Chan WP-PostRatings. 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-2023-40332/ (Markdown: https://insights.sbomify.com/CVE-2023-40332/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-40332
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-40332
- OSV: https://osv.dev/vulnerability/CVE-2023-40332

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-40332/
Summaries are generated and may contain mistakes; the official description above is the record.