# CVE-2019-11831: Directory Traversal in typo3/phar-stream-wrapper

Source: https://junglewise.ai/threats/cve-2019-11831-drupal-core-2019-007-this-security-release-fixes-third-party  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-09-30  
License: CC BY 4.0 with a link back

CVE-2019-11831 · Severity: low · CVSS 3.1 · Published 2021-09-30

Directory Traversal in typo3/phar-stream-wrapper

Technologies: [drupal/core (Packagist)](https://junglewise.ai/threats/technologies/packagist-drupal-core), [drupal/drupal (Packagist)](https://junglewise.ai/threats/technologies/drupal-drupal), [typo3/phar-stream-wrapper (Packagist)](https://junglewise.ai/threats/technologies/typo3-phar-stream-wrapper). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is CVE-2019-11831 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2019-11831 being exploited in the wild.

**How severe is CVE-2019-11831?** Low severity, with a CVSS score of 3.1, published 30 September 2021.

**Which products and versions are affected?** drupal/core (Packagist) ECOSYSTEM:introduced=7.0.0,fixed=7.67.0, ECOSYSTEM:introduced=8.0.0,fixed=8.6.16|ECOSYSTEM:introduced=8.7.0,fixed=8.7.1; drupal/drupal (Packagist) ECOSYSTEM:introduced=7.0.0,fixed=7.67.0; typo3/phar-stream-wrapper (Packagist) ECOSYSTEM:introduced=2.0.0,fixed=2.1.1.

**Is there a fix for CVE-2019-11831?** Yes. drupal/core (Packagist): upgrade to 7.67.0, 8.6.16 or later; drupal/drupal (Packagist): upgrade to 7.67.0 or later; typo3/phar-stream-wrapper (Packagist): upgrade to 2.1.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2019-11831?** Check whether you run drupal/core (Packagist), drupal/drupal (Packagist) or typo3/phar-stream-wrapper (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

- drupal/core (Packagist): upgrade to 7.67.0, 8.6.16 or later

  ```sh
  composer require drupal/core:^8.6.16
  ```

- drupal/drupal (Packagist): upgrade to 7.67.0 or later

  ```sh
  composer require drupal/drupal:^7.67.0
  ```

- typo3/phar-stream-wrapper (Packagist): upgrade to 2.1.1 or later

  ```sh
  composer require typo3/phar-stream-wrapper:^2.1.1
  ```


## Affected products

- drupal/core (Packagist) ECOSYSTEM:introduced=7.0.0,fixed=7.67.0, ECOSYSTEM:introduced=8.0.0,fixed=8.6.16|ECOSYSTEM:introduced=8.7.0,fixed=8.7.1
- drupal/drupal (Packagist) ECOSYSTEM:introduced=7.0.0,fixed=7.67.0
- typo3/phar-stream-wrapper (Packagist) ECOSYSTEM:introduced=2.0.0,fixed=2.1.1

## Identifiers

- CVE-2019-11831
- DRUPAL-CORE-2019-007
- GHSA-xv7v-rf6g-xwrc

## Related threats

- [Drupal core Link module cross-site scripting in markup sanitization](https://junglewise.ai/threats/cve-2026-108515-drupal-core-2026-015-the-drupal-core-link-module-provides-a)
- [Drupal Navigation module cross-site scripting in attributes](https://junglewise.ai/threats/cve-2026-108514-drupal-core-2026-016-the-navigation-module-doesn-t-sufficiently)
- [Drupal Core remote code execution in Field UI module](https://junglewise.ai/threats/cve-2026-108097-drupal-core-2026-014-a-remote-code-execution-vulnerability)
- [Drupal cross-site scripting in CKEditor WYSIWYG](https://junglewise.ai/threats/drupal-core-2026-013-the-drupal-project-uses-the-ckeditor-https-github-f5b3da40)
- [Drupal stored cross-site scripting in Layout Builder](https://junglewise.ai/threats/cve-2026-55805-drupal-stored-cross-site-scripting-in-layout-builder)