# CVE-2010-4558: Code injection in n/a

> Remote attackers can execute arbitrary PHP code via a Trojan Horse in phpMyFAQ, requiring immediate upgrade to a clean version.

- **Severity:** High 7.5 (`AV:N/AC:L/Au:N/C:P/I:P/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 17 Dec 2010
- **Updated:** 17 Sep 2024
- **Also known as:** GHSA-33gx-2jcq-hq54

## What is CVE-2010-4558?

CVE-2010-4558 is a high-severity code injection vulnerability in Phpmyfaq Phpmyfaq, published on 17 Dec 2010. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

phpMyFAQ 2.6.11 and 2.6.12, as distributed between December 4th and December 15th 2010, contains an externally introduced modification (Trojan Horse) in the getTopTen method in inc/Faq.php, which allows remote attackers to execute arbitrary PHP code.

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

## Which versions are affected by CVE-2010-4558?

It affects 1 product.


Products: Phpmyfaq Phpmyfaq.

## How do I fix CVE-2010-4558?

No fix has been published for CVE-2010-4558 yet. Limit exposure of the affected software until one is available.

## Is CVE-2010-4558 being exploited?

There is no known exploitation of CVE-2010-4558 in the wild and no public exploit code.

## Other vulnerabilities in Phpmyfaq Phpmyfaq

- [CVE-2023-0310](https://insights.sbomify.com/CVE-2023-0310/): Cross-site Scripting (XSS) - Stored in thorsten/phpmyfaq (critical 9.8)
- [CVE-2022-4407](https://insights.sbomify.com/CVE-2022-4407/): Cross-site Scripting (XSS) - Reflected in thorsten/phpmyfaq (critical 9.8)
- [CVE-2017-11187](https://insights.sbomify.com/CVE-2017-11187/): Security feature bypass in n/a (critical 9.8)
- [CVE-2026-76213](https://insights.sbomify.com/CVE-2026-76213/): phpMyFAQ before 4.1.7 2FA Brute-Force via Session-Scoped Throttle (critical 9.1)
- [CVE-2026-76214](https://insights.sbomify.com/CVE-2026-76214/): phpMyFAQ before 4.1.7 WebAuthn Replay Attack via Challenge (critical 9.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2010-4558 and fix it if it is affected.

What it is: CVE-2010-4558 is a high-severity code injection vulnerability in Phpmyfaq Phpmyfaq, published on 17 Dec 2010. 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-2010-4558 in the wild and no public exploit code.

Affected product: Phpmyfaq Phpmyfaq. 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-2010-4558/ (Markdown: https://insights.sbomify.com/CVE-2010-4558/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2010-4558
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2010-4558
- OSV: https://osv.dev/vulnerability/CVE-2010-4558

---
From sbomify Insights: https://insights.sbomify.com/CVE-2010-4558/
Summaries are generated and may contain mistakes; the official description above is the record.