# CVE-2008-5644: TYPO3 Cross-site Scripting vulnerability in the file backend module

Source: https://junglewise.ai/threats/cve-2008-5644-typo3-cross-site-scripting-vulnerability-in-the-file-backend  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-17  
License: CC BY 4.0 with a link back

CVE-2008-5644 · Severity: info · Published 2022-05-17

TYPO3 Cross-site Scripting vulnerability in the file backend module

Technologies: [typo3/cms-backend (Packagist)](https://junglewise.ai/threats/technologies/typo3-cms-backend). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is CVE-2008-5644 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2008-5644 being exploited in the wild.

**How severe is CVE-2008-5644?** Informational severity, published 17 May 2022.

**Which products and versions are affected?** typo3/cms-backend (Packagist) ECOSYSTEM:introduced=4.2.2,fixed=4.2.3.

**Is there a fix for CVE-2008-5644?** Yes. typo3/cms-backend (Packagist): upgrade to 4.2.3 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2008-5644?** Check whether you run typo3/cms-backend (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- typo3/cms-backend (Packagist): upgrade to 4.2.3 or later

  ```sh
  composer require typo3/cms-backend:^4.2.3
  ```


## Affected products

- typo3/cms-backend (Packagist) ECOSYSTEM:introduced=4.2.2,fixed=4.2.3

## Identifiers

- CVE-2008-5644
- GHSA-733v-22mg-7f8w

## Related threats

- [The referrer enforcement introduced with TYPO3-CORE-SA-2020-006 became ineffective in TYPO3 v13.0, where TYPO3 CMS started](https://junglewise.ai/threats/cve-2026-19418-typo3-cms-broken-access-control-in-backend-and-install-tool)
- [TYPO3 CMS broken access control in Backend API](https://junglewise.ai/threats/cve-2026-47352-typo3-cms-broken-access-control-in-backend-api)
- [TYPO3 CMS broken access control in Clipboard](https://junglewise.ai/threats/cve-2026-47351-typo3-cms-broken-access-control-in-clipboard)
- [TYPO3 CMS Stores Cleartext Password in User Settings Module](https://junglewise.ai/threats/cve-2026-6553-typo3-cms-stores-cleartext-password-in-user-settings-module)
- [TYPO3 CMS Allows Broken Access Control in Edit Document Controller](https://junglewise.ai/threats/cve-2025-59020-typo3-cms-allows-broken-access-control-in-edit-document)