# CVE-2019-11458: Unsafe deserialization in SmtpTransport in CakePHP

Source: https://junglewise.ai/threats/cve-2019-11458-unsafe-deserialization-in-smtptransport-in-cakephp  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2019-12-02  
License: CC BY 4.0 with a link back

CVE-2019-11458 · Severity: low · CVSS 3 · Published 2019-12-02

Unsafe deserialization in SmtpTransport in CakePHP

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

## Quick answers

**Is CVE-2019-11458 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2019-11458 being exploited in the wild.

**How severe is CVE-2019-11458?** Low severity, with a CVSS score of 3, published 2 December 2019.

**Which products and versions are affected?** cakephp/cakephp (Packagist) ECOSYSTEM:introduced=3.0.0,fixed=3.5.18.

**Is there a fix for CVE-2019-11458?** Yes. cakephp/cakephp (Packagist): upgrade to 3.5.18 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2019-11458?** Check whether you run cakephp/cakephp (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

- cakephp/cakephp (Packagist): upgrade to 3.5.18 or later

  ```sh
  composer require cakephp/cakephp:^3.5.18
  ```


## Affected products

- cakephp/cakephp (Packagist) ECOSYSTEM:introduced=3.0.0,fixed=3.5.18

## Identifiers

- CVE-2019-11458
- GHSA-qhrx-hcm6-pmrw

## Related threats

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- [CakePHP SmtpTransport CRLF header injection](https://junglewise.ai/threats/cve-2026-77634-cakephp-smtptransport-crlf-header-injection)
- [CakePHP path traversal and file inclusion in View component](https://junglewise.ai/threats/cve-2026-48820-cakephp-path-traversal-and-file-inclusion-in-view-component)
- [CakePHP PaginatorHelper::limitControl() vulnerable to reflected cross-site-scripting](https://junglewise.ai/threats/cve-2026-23643-cakephp-paginatorhelper-limitcontrol-vulnerable-to-reflected)