# CVE-2026-49075: Jetimpex JetEngine PHP Object Injection

Source: https://junglewise.ai/threats/cve-2026-49075-jetimpex-jetengine-php-object-injection  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-17. Updated: 2026-06-17  
License: CC BY 4.0 with a link back

CVE-2026-49075 · Severity: critical · CVSS 9.8 · Published 2026-06-17

JetEngine is a popular WordPress plugin used to create and manage dynamic content structures. A security flaw in this plugin allows an attacker to inject malicious code into the website. If exploited, this could lead to a full site takeover, theft of sensitive customer data, or a complete service outage.

Technologies: [Crocoblock JetEngine](https://junglewise.ai/threats/technologies/jetengine). Vendors: [Crocoblock](https://junglewise.ai/threats/vendors/crocoblock).

## Quick answers

**Is CVE-2026-49075 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-49075 being exploited in the wild.

**How severe is CVE-2026-49075?** Critical severity, with a CVSS score of 9.8, published 17 June 2026.

**Which products and versions are affected?** Crocoblock JetEngine <= 3.8.9.1.

**Is there a fix for CVE-2026-49075?** A patch was published on 2026-06-17: Patch confirmed available in version 3.8.10 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-49075 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-49075?** Check whether you run Crocoblock JetEngine 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.

## Technical details

A PHP Object Injection vulnerability exists in JetEngine versions up to and including 3.8.9.1 due to improper deserialization of untrusted data. Although the advisory title mentions 'Contributor' level, the provided CVSS vector (PR:N) and Patchstack details suggest the flaw may be exploitable without high-level authentication if a suitable POP chain is present. An attacker can leverage this to achieve remote code execution, SQL injection, or path traversal. The issue is resolved in version 3.8.10.

## Affected products

- Jetimpex Inc. (Crocoblock) JetEngine <= 3.8.9.1

## Timeline

- 2026-05-19: other: Reported by researcher daroo
- 2026-06-08: disclosed: Initial disclosure by Patchstack
- 2026-06-17: advisory: NVD publication date
- 2026-06-17: patched: Patch confirmed available in version 3.8.10

## References

- [https://wordpress.org/plugins](https://wordpress.org/plugins)
- [https://patchstack.com/database/wordpress/plugin/jet-engine/vulnerability/wordpress-jetengine-plugin-3-8-9-1-php-object-injection-vulnerability?_s_id=cve](https://patchstack.com/database/wordpress/plugin/jet-engine/vulnerability/wordpress-jetengine-plugin-3-8-9-1-php-object-injection-vulnerability?_s_id=cve)

## Related threats

- [Crocoblock JetEngine stored cross-site scripting](https://junglewise.ai/threats/cve-2026-125785-improper-neutralization-of-input-during-web-page-generation)
- [Crocoblock JetEngine stored cross-site scripting](https://junglewise.ai/threats/cve-2026-123477-improper-neutralization-of-input-during-web-page-generation)
- [Crocoblock JetEngine SQL injection](https://junglewise.ai/threats/cve-2026-39736-improper-neutralization-of-special-elements-used-in-an-sql)
- [Crocoblock JetEngine broken access control](https://junglewise.ai/threats/cve-2026-39735-missing-authorization-vulnerability-in-crocoblock-jetengine-jet)
- [Crocoblock JetEngine SQL injection vulnerability](https://junglewise.ai/threats/cve-2026-115608-improper-neutralization-of-special-elements-used-in-an-sql)