# CVE-2023-40172: Cross-Site Request Forgery (CSRF) in fobybus/social-media-skeleton

> Attackers can trick users into performing unintended actions on the social media skeleton web application due to missing CSRF protections.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 18 Aug 2023
- **Updated:** 2 Oct 2024
- **Also known as:** GHSA-873h-pqjx-3pwg

## What is CVE-2023-40172?

CVE-2023-40172 is a medium-severity vulnerability in fobybus social-media-skeleton, published on 18 Aug 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Social media skeleton is an uncompleted/framework social media project implemented using a php, css ,javascript and html. A Cross-site request forgery (CSRF) attack is a type of malicious attack whereby an attacker tricks a victim into performing an action on a website that they do not intend to do. This can be done by sending the victim a malicious link or by exploiting a vulnerability in the website. Prior to version 1.0.5 Social media skeleton did not properly restrict CSRF attacks. This has been addressed in version 1.0.5 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

Weakness: CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2023-40172?

It affects 1 product.


Products: Fobybus Social-Media-Skeleton.

## How do I fix CVE-2023-40172?

No fix has been published for CVE-2023-40172 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-40172 being exploited?

There is no known exploitation of CVE-2023-40172 in the wild and no public exploit code.

## Other vulnerabilities in fobybus social-media-skeleton

- [CVE-2023-39344](https://insights.sbomify.com/CVE-2023-39344/): social-media-skeleton vulnerable to Pre-Auth SQLi leading to RCE (critical 10.0)
- [CVE-2023-40173](https://insights.sbomify.com/CVE-2023-40173/): Unsalted passwords in fobybus/social-media-skeleton (high 7.5)
- [CVE-2023-40174](https://insights.sbomify.com/CVE-2023-40174/): Insufficient Session Expiration in fobybus/social-media-skeleton (medium 6.8)
- [CVE-2023-39518](https://insights.sbomify.com/CVE-2023-39518/): social-media-skeleton stored Cross-site Scripting vulnerability (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-40172 and fix it if it is affected.

What it is: CVE-2023-40172 is a medium-severity vulnerability in fobybus social-media-skeleton, published on 18 Aug 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2023-40172 in the wild and no public exploit code.

Affected product: fobybus social-media-skeleton. 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-2023-40172/ (Markdown: https://insights.sbomify.com/CVE-2023-40172/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-40172
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-40172
- OSV: https://osv.dev/vulnerability/CVE-2023-40172

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-40172/
Summaries are generated and may contain mistakes; the official description above is the record.