# CVE-2018-0642: Cross-site scripting in FV Flowplayer Video Player

> Remote attackers can inject arbitrary web script or HTML into FV Flowplayer Video Player, potentially compromising user sessions.

- **Severity:** Medium 6.1 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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:** 7 Sep 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-mv9w-m376-mf59

## What is CVE-2018-0642?

CVE-2018-0642 is a medium-severity cross-site scripting vulnerability in Foliovision FV Flowplayer Video Player, published on 7 Sep 2018. 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

Cross-site scripting vulnerability in FV Flowplayer Video Player 6.1.2 to 6.6.4 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2018-0642?

It affects 1 product.


Products: Foliovision Fv Flowplayer Video Player.

## How do I fix CVE-2018-0642?

No fix has been published for CVE-2018-0642 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-0642 being exploited?

There is no known exploitation of CVE-2018-0642 in the wild and no public exploit code.

## Other vulnerabilities in Foliovision FV Flowplayer Video Player

- [CVE-2019-14801](https://insights.sbomify.com/CVE-2019-14801/): SQL injection in n/a (critical 9.8)
- [CVE-2019-13573](https://insights.sbomify.com/CVE-2019-13573/): SQL injection in n/a (critical 9.8)
- [CVE-2024-6338](https://insights.sbomify.com/CVE-2024-6338/): FV Player <= 7.5.46.7212 - Authenticated (Subscriber+) SQL Injection via exclude Parameter (high 8.8)
- [CVE-2023-30499](https://insights.sbomify.com/CVE-2023-30499/): WordPress FV Flowplayer Video Player Plugin <= 7.5.32.7212 is vulnerable to Cross Site Scripting (XSS) (high 7.1)
- [CVE-2022-25607](https://insights.sbomify.com/CVE-2022-25607/): WordPress FV Flowplayer Video Player plugin <= 7.5.15.727 - SQL Injection (SQLi) vulnerability (medium 6.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-0642 and fix it if it is affected.

What it is: CVE-2018-0642 is a medium-severity cross-site scripting vulnerability in Foliovision FV Flowplayer Video Player, published on 7 Sep 2018. 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-2018-0642 in the wild and no public exploit code.

Affected product: Foliovision FV Flowplayer Video Player. 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-2018-0642/ (Markdown: https://insights.sbomify.com/CVE-2018-0642/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-0642
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-0642
- OSV: https://osv.dev/vulnerability/CVE-2018-0642

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-0642/
Summaries are generated and may contain mistakes; the official description above is the record.