Reported vulnerability
Car Zone <= 3.7 - Authenticated (Subscriber+) PHP Object Injection
Published 3 Mar 2026
Updated 12 Mar 2026
CVE-2026-27338
Compare your installed software with the affected versions below. Follow the source’s remediation guidance and test an available update after taking a backup. A database entry describes a reported issue; it does not establish whether a particular website has been compromised.
Does this affect my version?
Check your installed version against this advisory. This compares the report’s version ranges and does not scan your website.
Wordfence advisory
high · CVSS 7.5The CarZone - A Complete Car Dealer HTML Wire-Frame theme for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 3.7 via deserialization of untrusted input. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software, which means this vulnerability has no impact unless another plugin or theme containing a POP chain is installed on the site. If a POP chain is present via an additional plugin or theme installed on the target system, it may allow the attacker to perform actions like delete arbitrary files, retrieve sensitive data, or execute code depending on the POP chain present.
Severity vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CarZone - A Complete Car Dealer HTML Wire-Frame
- Software
- theme · carzone
- Affected versions
- Start version unspecified, through 3.7
- Fix availability
- No fix reported
- Fixed versions
- No fixed version specified
Recommended action
No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Further references (1)
Data sources and licences
Copyright 2012-2026 Defiant Inc.
Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.
Read licence termsCopyright 1999-2026 The MITRE Corporation
CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.
Read licence termsSource: Wordfence
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Get help checking your site, applying an available update and resolving any problems after updating.
Get help with this issueQuestions about this vulnerability
Which versions of CarZone - A Complete Car Dealer HTML Wire-Frame are affected?
Wordfence lists these affected versions: Start version unspecified, through 3.7. Use the version checker above to compare your installed release with this report.
Is a fix available for CarZone - A Complete Car Dealer HTML Wire-Frame?
Wordfence does not report a fix for this issue in CarZone - A Complete Car Dealer HTML Wire-Frame. Read the source report and ask the developer or your website support team what action to take.
Where can I find my installed theme version?
In WordPress, go to Appearance > Themes and open Theme Details to find the installed version.
Does an affected version mean my website has been hacked?
An affected version means the installed release matches a vulnerability described in this report. It does not show whether anyone has exploited it on your website. The checker compares version numbers with stored reports; it does not inspect your website.
Other reports for the same product
These reports cover at least one of the same plugins, themes or WordPress core. Check each report’s affected versions separately.