# CVE-2023-6466: Thecosy IceCMS User Comment planet cross site scripting

> Remote attackers can inject malicious scripts via the user comment handler in IceCMS, potentially compromising user sessions.

- **Severity:** Low 3.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 2 Dec 2023
- **Updated:** 11 Oct 2024
- **Also known as:** GHSA-9m44-6f5v-p3rf

## What is CVE-2023-6466?

CVE-2023-6466 is a low-severity cross-site scripting vulnerability in Thecosy IceCMS, published on 2 Dec 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

A vulnerability was found in Thecosy IceCMS 2.0.1. It has been declared as problematic. This vulnerability affects unknown code of the file /planet of the component User Comment Handler. The manipulation leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-246616.

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

## Which versions are affected by CVE-2023-6466?

It affects 1 product.


Products: Thecosy Icecms.

## How do I fix CVE-2023-6466?

No fix has been published for CVE-2023-6466 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-6466 being exploited?

There is no known exploitation of CVE-2023-6466 in the wild and no public exploit code.

## Other vulnerabilities in Thecosy IceCMS

- [CVE-2024-48202](https://insights.sbomify.com/CVE-2024-48202/): File upload in n/a (critical 9.8)
- [CVE-2024-46612](https://insights.sbomify.com/CVE-2024-46612/): Hardcoded credentials in n/a (critical 9.8)
- [CVE-2023-40833](https://insights.sbomify.com/CVE-2023-40833/): Privilege escalation in n/a (critical 9.8)
- [CVE-2024-46607](https://insights.sbomify.com/CVE-2024-46607/): Auth bypass in n/a (high 7.6)
- [CVE-2024-46610](https://insights.sbomify.com/CVE-2024-46610/): Missing authorization in n/a (high 7.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-6466 and fix it if it is affected.

What it is: CVE-2023-6466 is a low-severity cross-site scripting vulnerability in Thecosy IceCMS, published on 2 Dec 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2023-6466 in the wild and no public exploit code.

Affected product: Thecosy IceCMS. 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-2023-6466/ (Markdown: https://insights.sbomify.com/CVE-2023-6466/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-6466
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-6466
- OSV: https://osv.dev/vulnerability/CVE-2023-6466

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-6466/
Summaries are generated and may contain mistakes; the official description above is the record.