CVE-2025-58254: StylePress for Elementor Stored XSS Vulnerability

CVE-2025-58254 Overview

CVE-2025-58254 is a stored cross-site scripting (XSS) vulnerability in the dtbaker StylePress for Elementor WordPress plugin (full-site-builder-for-elementor). The flaw stems from improper neutralization of user-supplied input during web page generation [CWE-79]. All plugin versions up to and including 1.2.1 are affected. An authenticated attacker with low privileges can inject persistent JavaScript payloads that execute in the browser of any user who views the affected page. Because the injected script runs in the victim's session context, it can hijack sessions, perform actions on behalf of administrators, or redirect users to attacker-controlled infrastructure.

Critical Impact
Authenticated attackers can persistently inject arbitrary JavaScript into rendered pages, enabling session theft, administrative action forgery, and cross-user compromise within affected WordPress sites.

Affected Products

dtbaker StylePress for Elementor (plugin slug: full-site-builder-for-elementor)
All plugin versions from initial release through 1.2.1
WordPress installations using vulnerable versions of the plugin

Discovery Timeline

2025-09-22 - CVE-2025-58254 published to NVD
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-58254

Vulnerability Analysis

The vulnerability is a stored XSS flaw categorized under [CWE-79]. The plugin accepts user-supplied input through one or more of its administrative or builder interfaces and stores that input in the WordPress database without adequate sanitization or output encoding. When the stored content is later rendered in a page, browser, or preview context, the payload executes as JavaScript in the viewer's session.

Exploitation requires low-privileged authentication and user interaction from the victim, and the impact crosses a security scope boundary. This means script injected in one context executes in another, such as an administrator viewing content authored by a lower-privileged contributor. Refer to the Patchstack XSS Vulnerability Advisory for advisory details.

Root Cause

The root cause is missing or insufficient input neutralization on plugin fields that accept HTML or script-capable content. The plugin does not consistently apply WordPress sanitization primitives such as wp_kses_post(), sanitize_text_field(), or esc_html() before persisting values, nor does it apply proper output escaping when rendering them. This gap allows script tags, event handlers, and other executable HTML constructs to survive round-trip storage.

Attack Vector

An attacker with an authenticated low-privilege WordPress account submits crafted input containing JavaScript through an affected plugin field. The payload is stored in the database. When a higher-privileged user, such as an editor or administrator, views the page or a preview containing the injected content, the script executes in their browser. From that context, the attacker can steal cookies, issue authenticated requests to WordPress REST endpoints, modify site content, or plant persistent backdoors by creating new administrator accounts.

No verified proof-of-concept code is publicly indexed. See the Patchstack advisory for further technical context.

Detection Methods for CVE-2025-58254

Indicators of Compromise

Unexpected <script> tags, javascript: URIs, or on* event handler attributes stored in wp_posts, wp_postmeta, or plugin-specific tables.
Administrator or editor sessions performing REST API calls that create users, install plugins, or modify options without corresponding UI activity.
New WordPress accounts with elevated roles that were not provisioned by legitimate administrators.
Outbound requests from administrator browsers to unfamiliar domains immediately after viewing plugin-managed pages.

Detection Strategies

Audit plugin-managed content in the database for HTML that includes executable script constructs, focusing on fields authored by lower-privileged users.
Deploy a web application firewall rule that inspects and blocks XSS payloads targeting full-site-builder-for-elementor administrative endpoints.
Enable and review WordPress activity logs to correlate content edits by low-privileged users with subsequent privileged actions.

Monitoring Recommendations

Monitor Content Security Policy (CSP) violation reports for inline script executions on pages rendered by the plugin.
Track creation of administrator accounts, changes to siteurl/home options, and installation of unfamiliar plugins as post-exploitation signals.
Alert on administrator sessions authenticating from new IP addresses or user agents shortly after viewing user-submitted content.

How to Mitigate CVE-2025-58254

Immediate Actions Required

Identify all WordPress instances running StylePress for Elementor version 1.2.1 or earlier and prioritize them for remediation.
Restrict contributor, author, and editor account provisioning and audit existing low-privileged accounts for anomalous activity.
Review plugin-managed content and purge any stored HTML containing script tags or event handler attributes.
Force password resets for administrator accounts if any indicators of compromise are observed.

Patch Information

At the time of publication, the Patchstack advisory lists all versions through 1.2.1 as affected with no fixed version identified in the NVD record. Monitor the Patchstack advisory and the plugin's WordPress.org page for a vendor-supplied update. Apply the patched release as soon as it is published.

Workarounds

Deactivate and remove the StylePress for Elementor plugin until a patched version is available.
Deploy a web application firewall with XSS rules that inspect POST bodies targeting plugin endpoints.
Enforce a strict Content Security Policy that disallows inline scripts and restricts script sources to trusted origins.
Limit plugin administrative access to trusted administrator accounts using role management or IP allowlisting.

bash

# Temporary mitigation: disable the vulnerable plugin via WP-CLI
wp plugin deactivate full-site-builder-for-elementor
wp plugin delete full-site-builder-for-elementor