# CVE-2021-24379: Comments Like Dislike < 1.1.4 - Add Like/Dislike Bypass

> Attackers can bypass client-side restrictions to add unlimited likes or dislikes to any comment, compromising data integrity.

- **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:** 21 Jun 2021
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-vww6-xqpq-4v62

## What is CVE-2021-24379?

CVE-2021-24379 is a medium-severity vulnerability in Unknown Comments Like Dislike, published on 21 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Comments Like Dislike WordPress plugin before 1.1.4 allows users to like/dislike posted comments, however does not prevent them from replaying the AJAX request to add a like. This allows any user (even unauthenticated) to add unlimited like/dislike to any comment. The plugin appears to have some Restriction modes, such as Cookie Restriction, IP Restrictions, Logged In User Restriction, however, they do not prevent such attack as they only check client side

Weakness: CWE-863 (Incorrect Authorization)

## Which versions are affected by CVE-2021-24379?

It affects 1 product.


Products: Wphappycoders Comments Like Dislike.

## How do I fix CVE-2021-24379?

No fix has been published for CVE-2021-24379 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-24379 being exploited?

There is no known exploitation of CVE-2021-24379 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Comments Like Dislike

- [CVE-2023-3244](https://insights.sbomify.com/CVE-2023-3244/): Comments Like Dislike <= 1.2.0 - Missing Authorization to Authenticated (Subscriber+) Plugin Setting Reset (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-24379 and fix it if it is affected.

What it is: CVE-2021-24379 is a medium-severity vulnerability in Unknown Comments Like Dislike, published on 21 Jun 2021. 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-2021-24379 in the wild and no public exploit code.

Affected product: Unknown Comments Like Dislike. 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-2021-24379/ (Markdown: https://insights.sbomify.com/CVE-2021-24379/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-24379
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-24379
- OSV: https://osv.dev/vulnerability/CVE-2021-24379

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-24379/
Summaries are generated and may contain mistakes; the official description above is the record.