# CVE-2023-37867: WordPress Yet Another Stars Rating Plugin <= 3.3.8 is vulnerable to Race Condition

> Attackers can exploit a race condition in the YASR WordPress plugin to manipulate rating data, requiring plugin updates to mitigate.

- **Severity:** Low 3.7 (`CVSS:3.1/AV:N/AC:H/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:** 30 Nov 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-fxxg-p5jg-fxmj

## What is CVE-2023-37867?

CVE-2023-37867 is a low-severity vulnerability in YetAnotherStarsRating.com YASR – Yet Another Star Rating Plugin for WordPress, published on 30 Nov 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in YetAnotherStarsRating.Com YASR – Yet Another Star Rating Plugin for WordPress.This issue affects YASR – Yet Another Star Rating Plugin for WordPress: from n/a through 3.3.8.

Weakness: CWE-367 (Time-of-check Time-of-use (TOCTOU) Race Condition)

## Which versions are affected by CVE-2023-37867?

It affects 1 product.


Products: Yet Another Stars Rating Project Yet Another Stars Rating.

## How do I fix CVE-2023-37867?

No fix has been published for CVE-2023-37867 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-37867 being exploited?

There is no known exploitation of CVE-2023-37867 in the wild and no public exploit code.

## Other vulnerabilities in YetAnotherStarsRating.com YASR – Yet Another Star Rating Plugin for WordPress

- [CVE-2015-9465](https://insights.sbomify.com/CVE-2015-9465/): SQL injection in n/a (high 8.8)
- [CVE-2022-23980](https://insights.sbomify.com/CVE-2022-23980/): WordPress Yasr – Yet Another Stars Rating plugin <= 2.9.9 - Cross-Site Scripting (XSS) vulnerability (medium 4.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-37867 and fix it if it is affected.

What it is: CVE-2023-37867 is a low-severity vulnerability in YetAnotherStarsRating.com YASR – Yet Another Star Rating Plugin for WordPress, published on 30 Nov 2023. 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-2023-37867 in the wild and no public exploit code.

Affected product: YetAnotherStarsRating.com YASR – Yet Another Star Rating Plugin for WordPress. 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-2023-37867/ (Markdown: https://insights.sbomify.com/CVE-2023-37867/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-37867
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-37867
- OSV: https://osv.dev/vulnerability/CVE-2023-37867

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-37867/
Summaries are generated and may contain mistakes; the official description above is the record.