External risk intelligence

Goldenblatt Theme Object Injection Vulnerability.

CVE advisorySeverity: CRITICAL (CVSS 9.8)

CVE-2025-60214

The vulnerability affects a WordPress theme, which is a component of a web application. WordPress sites are frequently deployed as public-facing web services, making the theme's code, including deserialization endpoints, commonly reachable from the internet.

Deserialization

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

A critical vulnerability has been identified in the Goldenblatt WordPress theme, specifically related to how it handles untrusted data through deserialization, potentially allowing for object injection. This type of flaw can be significant as it may enable unauthorized code execution or manipulation of the affected system. The primary concern at this time is to confirm if this theme is in use and if it is exposed to potential risks.

Flaw lets bad data take control.
Could impact site integrity and data.
Confirm use and assess exposure.

Attack Path

How an attacker could exploit the issue

An attacker could exploit this vulnerability by sending specially crafted data to a vulnerable Goldenblatt component. If successful, this could allow them to inject malicious objects into the application, potentially leading to arbitrary code execution or other severe impacts.

Accessible from the network without authentication.
Triggered by sending untrusted data to the component.
Risk of object injection and arbitrary code execution.

Live Threat

Current exploitation, exposure, and threat context

This deserialization vulnerability in the Goldenblatt theme could allow an attacker to inject and execute arbitrary code on the server when a user interacts with a vulnerable endpoint. This could impact the integrity and availability of the affected WordPress site.

Server-side code execution.
Triggered via network requests.
Potential for site compromise.

Operational Fix

Recommended remediation, mitigation, and detection steps

This vulnerability in the Goldenblatt WordPress theme likely impacts application owners and potentially the platform team managing the WordPress instances. The first practical step is to identify all instances of Goldenblatt, confirm their exposure and criticality, and then assign ownership for remediation planning based on that risk assessment.

Application owners should prioritize this.
Verify Goldenblatt theme installation and reachability.
Plan coordinated remediation with vendor support.

Supplementary metadata

CVSS vector

Validate whether this threat affects your internet-facing exposure.

Halo Threat Intelligence helps prioritize remediation with Halo Surface Signal and H/A/L/O context. Start exposure validation with a free external attack surface trial.

Free EASM Trial See How Signal Works

Frequently asked questions

What is the BoldThemes Goldenblatt product?

Goldenblatt is a WordPress theme used to design and manage the visual layout and structure of websites built on the WordPress content management system. As a theme, it controls how your site displays content to visitors and often includes specific functional components that process incoming web data.

What does deserialization of untrusted data mean for CVE-2025-60214?

This vulnerability falls under the weakness class of CWE-502, which occurs when a program takes complex data provided by a user and converts it back into an active object without sufficient checks. In this case, it allows an attacker to inject malicious objects into the theme, potentially forcing the server to execute unintended code.

How does an attacker trigger this object injection?

An attacker triggers this by sending specially crafted, untrusted data to a vulnerable endpoint within the Goldenblatt theme over the network. It is important to note that this process does not require the attacker to have a pre-existing user account or administrative access to the WordPress site; the bug is reachable through public requests.

Is my site at risk if I use Goldenblatt?

According to Halo Surface Signal, this vulnerability is classified as likely to be reachable because WordPress themes are typically deployed as public-facing web services. If your site is accessible from the internet and uses a version of Goldenblatt earlier than 1.3.0, it is exposed to this risk regardless of internal site configuration.

How should I respond if I am running this theme?

Your first step is to perform an inventory of your WordPress installations to confirm if the Goldenblatt theme is active. Once confirmed, coordinate with your technical team to assess the risk and prepare for updates. Prioritize verifying if the affected theme is currently reachable from the network while you plan your remediation path with the vendor.

References

patchstack.com/database/Wordpress/Theme/goldenblatt/vulnerability/wo…

Written by Nicholas Merritt

Nicholas Merritt is VP of Security Solutions at Halo Security. With more than 25 years across application security, vulnerability prioritization, and offensive security, he helps teams translate threat data into practical exposure validation and remediation focus. He authors Halo Threat Intelligence CVE advisories using Halo Surface Signal and H/A/L/O context to prioritize internet-facing risk.