# CVE-2026-6553: TYPO3 CMS Stores Cleartext Password in User Settings Module

Source: https://junglewise.ai/threats/cve-2026-6553-typo3-cms-stores-cleartext-password-in-user-settings-module  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-21  
License: CC BY 4.0 with a link back

CVE-2026-6553 · Severity: high · CVSS 7.5 · Published 2026-04-21

Changing backend users' passwords via the user settings module results in storing the cleartext password in the uc and user_settings fields of the be_users database table. This issue affects TYPO3 CMS version 14.2.0.

Technologies: [typo3/cms-backend (Packagist)](https://junglewise.ai/threats/technologies/typo3-cms-backend), [Typo3](https://junglewise.ai/threats/technologies/typo3). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist), [Typo3](https://junglewise.ai/threats/vendors/typo3).

## Quick answers

**Is CVE-2026-6553 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-6553 being exploited in the wild.

**How severe is CVE-2026-6553?** High severity, with a CVSS score of 7.5, published 21 April 2026.

**Which products and versions are affected?** typo3/cms-backend (Packagist) ECOSYSTEM:introduced=14.2.0,fixed=14.3.0.

**Is there a fix for CVE-2026-6553?** Yes. typo3/cms-backend (Packagist): upgrade to 14.3.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2026-6553?** Check whether you run typo3/cms-backend (Packagist) or Typo3 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 14.3.0 or later

  ```sh
  composer require typo3/cms-backend:^14.3.0
  ```


## Affected products

- typo3/cms-backend (Packagist) ECOSYSTEM:introduced=14.2.0,fixed=14.3.0
- Typo3

## Identifiers

- CVE-2026-6553
- GHSA-xvv6-p4wf-mvx7

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