# CVE-2022-43660: Code injection in Movable Type

> Authenticated attackers with content management privileges can execute arbitrary Perl scripts or OS commands via improper Server-Side Include neutralization.

- **Severity:** High 7.2 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 Dec 2022
- **Updated:** 23 Apr 2025
- **Also known as:** GHSA-j8hc-rq6g-3f96

## What is CVE-2022-43660?

CVE-2022-43660 is a high-severity code injection vulnerability in Six Apart Ltd. Movable Type, published on 7 Dec 2022. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

Improper neutralization of Server-Side Includes (SSW) within a web page in Movable Type series allows a remote authenticated attacker with Privilege of 'Manage of Content Types' may execute an arbitrary Perl script and/or an arbitrary OS command. Affected products/versions are as follows: Movable Type 7 r.5301 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.5301 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.53 and earlier, and Movable Type Premium Advanced 1.53 and earlier.

Weakness: CWE-94 (Improper Control of Generation of Code)

## Which versions are affected by CVE-2022-43660?

It affects 1 product.


Products: Sixapart Movable Type.

## How do I fix CVE-2022-43660?

No fix has been published for CVE-2022-43660 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-43660 being exploited?

There is no known exploitation of CVE-2022-43660 in the wild and no public exploit code.

## Other vulnerabilities in Six Apart Ltd. Movable Type

- [CVE-2009-0752](https://insights.sbomify.com/CVE-2009-0752/): Other in n/a (critical 10.0)
- [CVE-2022-38078](https://insights.sbomify.com/CVE-2022-38078/): Command injection in Movable Type XMLRPC API (critical 9.8)
- [CVE-2021-20837](https://insights.sbomify.com/CVE-2021-20837/): Command injection in Movable Type (critical 9.8)
- [CVE-2016-5742](https://insights.sbomify.com/CVE-2016-5742/): SQL injection in n/a (critical 9.8)
- [CVE-2026-25776](https://insights.sbomify.com/CVE-2026-25776/): Code injection in Movable Type (critical 9.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-43660 and fix it if it is affected.

What it is: CVE-2022-43660 is a high-severity code injection vulnerability in Six Apart Ltd. Movable Type, published on 7 Dec 2022. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-43660 in the wild and no public exploit code.

Affected product: Six Apart Ltd. Movable Type. 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-2022-43660/ (Markdown: https://insights.sbomify.com/CVE-2022-43660/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-43660
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-43660
- OSV: https://osv.dev/vulnerability/CVE-2022-43660

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-43660/
Summaries are generated and may contain mistakes; the official description above is the record.