The SentinelOne Annual Threat Report - A Defenders Guide from the FrontlinesThe SentinelOne Annual Threat ReportGet the Report
Experiencing a Breach?Blog
Get StartedContact Us
SentinelOne
  • Platform
    Platform Overview
    • Singularity Platform
      Welcome to Integrated Enterprise Security
    • AI for Security
      Leading the Way in AI-Powered Security Solutions
    • Securing AI
      Accelerate AI Adoption with Secure AI Tools, Apps, and Agents.
    • How It Works
      The Singularity XDR Difference
    • Singularity Marketplace
      One-Click Integrations to Unlock the Power of XDR
    • Pricing & Packaging
      Comparisons and Guidance at a Glance
    Data & AI
    • Purple AI
      Accelerate SecOps with Generative AI
    • Singularity Hyperautomation
      Easily Automate Security Processes
    • AI-SIEM
      The AI SIEM for the Autonomous SOC
    • AI Data Pipelines
      Security Data Pipeline for AI SIEM and Data Optimization
    • Singularity Data Lake
      AI-Powered, Unified Data Lake
    • Singularity Data Lake for Log Analytics
      Seamlessly Ingest Data from On-Prem, Cloud or Hybrid Environments
    Endpoint Security
    • Singularity Endpoint
      Autonomous Prevention, Detection, and Response
    • Singularity XDR
      Native & Open Protection, Detection, and Response
    • Singularity RemoteOps Forensics
      Orchestrate Forensics at Scale
    • Singularity Threat Intelligence
      Comprehensive Adversary Intelligence
    • Singularity Vulnerability Management
      Application & OS Vulnerability Management
    • Singularity Identity
      Identity Threat Detection and Response
    Cloud Security
    • Singularity Cloud Security
      Block Attacks with an AI-Powered CNAPP
    • Singularity Cloud Native Security
      Secure Cloud and Development Resources
    • Singularity Cloud Workload Security
      Real-Time Cloud Workload Protection Platform
    • Singularity Cloud Data Security
      AI-Powered Threat Detection for Cloud Storage
    • Singularity Cloud Security Posture Management
      Detect and Remediate Cloud Misconfigurations
    Securing AI
    • Prompt Security
      Secure AI Tools Across Your Enterprise
  • Why SentinelOne?
    Why SentinelOne?
    • Why SentinelOne?
      Cybersecurity Built for What’s Next
    • Our Customers
      Trusted by the World’s Leading Enterprises
    • Industry Recognition
      Tested and Proven by the Experts
    • About Us
      The Industry Leader in Autonomous Cybersecurity
    Compare SentinelOne
    • Arctic Wolf
    • Broadcom
    • CrowdStrike
    • Cybereason
    • Microsoft
    • Palo Alto Networks
    • Sophos
    • Splunk
    • Trellix
    • Trend Micro
    • Wiz
    Verticals
    • Energy
    • Federal Government
    • Finance
    • Healthcare
    • Higher Education
    • K-12 Education
    • Manufacturing
    • Retail
    • State and Local Government
  • Services
    Managed Services
    • Managed Services Overview
      Wayfinder Threat Detection & Response
    • Threat Hunting
      World-Class Expertise and Threat Intelligence
    • Managed Detection & Response
      24/7/365 Expert MDR Across Your Entire Environment
    • Incident Readiness & Response
      DFIR, Breach Readiness, & Compromise Assessments
    Support, Deployment, & Health
    • Technical Account Management
      Customer Success with Personalized Service
    • SentinelOne GO
      Guided Onboarding & Deployment Advisory
    • SentinelOne University
      Live and On-Demand Training
    • Services Overview
      Comprehensive Solutions for Seamless Security Operations
    • SentinelOne Community
      Community Login
  • Partners
    Our Network
    • MSSP Partners
      Succeed Faster with SentinelOne
    • Singularity Marketplace
      Extend the Power of S1 Technology
    • Cyber Risk Partners
      Enlist Pro Response and Advisory Teams
    • Technology Alliances
      Integrated, Enterprise-Scale Solutions
    • SentinelOne for AWS
      Hosted in AWS Regions Around the World
    • Channel Partners
      Deliver the Right Solutions, Together
    • SentinelOne for Google Cloud
      Unified, Autonomous Security Giving Defenders the Advantage at Global Scale
    • Partner Locator
      Your Go-to Source for Our Top Partners in Your Region
    Partner Portal→
  • Resources
    Resource Center
    • Case Studies
    • Data Sheets
    • eBooks
    • Reports
    • Videos
    • Webinars
    • Whitepapers
    • Events
    View All Resources→
    Blog
    • Feature Spotlight
    • For CISO/CIO
    • From the Front Lines
    • Identity
    • Cloud
    • macOS
    • SentinelOne Blog
    Blog→
    Tech Resources
    • SentinelLABS
    • Ransomware Anthology
    • Cybersecurity 101
  • About
    About SentinelOne
    • About SentinelOne
      The Industry Leader in Cybersecurity
    • Investor Relations
      Financial Information & Events
    • SentinelLABS
      Threat Research for the Modern Threat Hunter
    • Careers
      The Latest Job Opportunities
    • Press & News
      Company Announcements
    • Cybersecurity Blog
      The Latest Cybersecurity Threats, News, & More
    • FAQ
      Get Answers to Our Most Frequently Asked Questions
    • DataSet
      The Live Data Platform
    • S Foundation
      Securing a Safer Future for All
    • S Ventures
      Investing in the Next Generation of Security, Data and AI
  • Pricing
Get StartedContact Us
CVE Vulnerability Database
Vulnerability Database/CVE-2025-46537

CVE-2025-46537: Section Widget Reflected XSS Vulnerability

CVE-2025-46537 is a reflected cross-site scripting vulnerability in the Section Widget plugin for WordPress that allows attackers to inject malicious scripts. This article covers technical details, affected versions, and mitigation.

Published: April 21, 2026

CVE-2025-46537 Overview

CVE-2025-46537 is a Reflected Cross-Site Scripting (XSS) vulnerability in the Section Widget plugin for WordPress, developed by ctltwp. This vulnerability allows attackers to inject malicious scripts into web pages viewed by other users through improper neutralization of input during web page generation. When exploited, an attacker can craft a malicious URL that, when clicked by a victim, executes arbitrary JavaScript in the context of the victim's browser session.

Critical Impact

Attackers can execute arbitrary JavaScript in the browsers of WordPress site visitors, potentially leading to session hijacking, credential theft, website defacement, or malware distribution through crafted malicious links.

Affected Products

  • WordPress Section Widget plugin versions up to and including 3.3.1
  • All WordPress installations using vulnerable versions of the Section Widget (section-widget) plugin

Discovery Timeline

  • 2025-05-23 - CVE-2025-46537 published to NVD
  • 2026-04-15 - Last updated in NVD database

Technical Details for CVE-2025-46537

Vulnerability Analysis

This vulnerability is classified under CWE-79 (Improper Neutralization of Input During Web Page Generation), commonly known as Cross-Site Scripting. The Section Widget plugin fails to properly sanitize user-supplied input before reflecting it back in HTTP responses, creating an opportunity for Reflected XSS attacks.

In a Reflected XSS scenario, the malicious payload is not stored on the server but is instead embedded in a URL or form submission. When a victim clicks on a malicious link containing the payload, the vulnerable application reflects the unsanitized input back in the response, causing the malicious script to execute in the victim's browser context.

Root Cause

The root cause of this vulnerability lies in insufficient input validation and output encoding within the Section Widget plugin. User-controlled data is included in the HTML output without proper sanitization or escaping, allowing attackers to inject arbitrary HTML and JavaScript code. WordPress provides built-in sanitization functions such as esc_html(), esc_attr(), and wp_kses() that should be used to prevent XSS attacks, but these appear to be missing or improperly implemented in the affected code paths.

Attack Vector

The attack vector for this Reflected XSS vulnerability typically involves social engineering. An attacker crafts a malicious URL containing JavaScript payload and tricks victims into clicking the link through phishing emails, social media posts, or other communication channels.

When the victim visits the malicious URL while authenticated to the WordPress site, the injected script executes with the victim's privileges. This can enable:

  • Session Hijacking: Stealing session cookies to impersonate the victim
  • Credential Theft: Capturing login credentials through fake forms
  • Privilege Escalation: If an administrator clicks the link, attackers may gain admin-level access
  • Malware Distribution: Redirecting users to malicious external sites

For detailed technical information about this vulnerability, refer to the Patchstack WordPress Vulnerability Report.

Detection Methods for CVE-2025-46537

Indicators of Compromise

  • Unusual URL parameters containing JavaScript code or HTML tags in requests to WordPress sites
  • Suspicious outbound connections from user browsers to unknown domains after visiting your site
  • Web server logs showing requests with encoded script tags or event handlers in query strings
  • Reports from users about unexpected redirects or pop-ups when accessing specific pages

Detection Strategies

  • Deploy Web Application Firewall (WAF) rules to detect and block common XSS payloads in URL parameters
  • Monitor HTTP request logs for patterns indicative of XSS attempts such as <script>, javascript:, or event handlers like onerror, onload
  • Implement Content Security Policy (CSP) headers to restrict script execution sources and detect policy violations
  • Use browser-based security tools and extensions that can identify and block reflected XSS attacks

Monitoring Recommendations

  • Enable verbose logging on your WordPress installation to capture all incoming requests with parameters
  • Configure real-time alerting for requests containing suspicious patterns targeting plugin endpoints
  • Regularly review access logs for reconnaissance activity or exploitation attempts
  • Implement SentinelOne Singularity XDR to detect and respond to web-based attacks targeting your WordPress infrastructure

How to Mitigate CVE-2025-46537

Immediate Actions Required

  • Update the Section Widget plugin to the latest patched version as soon as one becomes available
  • If an update is not available, consider temporarily deactivating the Section Widget plugin until a fix is released
  • Implement a Web Application Firewall (WAF) with XSS protection rules to block exploitation attempts
  • Review and strengthen Content Security Policy (CSP) headers to mitigate the impact of any successful XSS attacks
  • Educate administrators and users about phishing attacks and suspicious links

Patch Information

Monitor the official WordPress plugin repository and the Patchstack WordPress Vulnerability Report for updates regarding security patches. Update to the latest version once a fix is available. The vulnerability affects Section Widget versions up to and including 3.3.1.

Workarounds

  • Temporarily disable the Section Widget plugin if it is not critical to site functionality
  • Implement strict Content Security Policy headers to prevent inline script execution
  • Deploy WAF rules to filter out requests containing XSS payloads targeting the plugin
  • Restrict access to the WordPress admin area to trusted IP addresses
  • Consider using alternative widget plugins that have undergone recent security audits
bash
# Example Content Security Policy header configuration for Apache
# Add to .htaccess file in WordPress root directory
<IfModule mod_headers.c>
    Header set Content-Security-Policy "default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data:; frame-ancestors 'self';"
    Header set X-XSS-Protection "1; mode=block"
    Header set X-Content-Type-Options "nosniff"
</IfModule>

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

  • Vulnerability Details
  • TypeXSS

  • Vendor/TechSection Widget

  • SeverityNONE

  • CVSS ScoreN/A

  • EPSS Probability0.18%

  • Known ExploitedNo
  • Impact Assessment
  • ConfidentialityNone
  • IntegrityNone
  • AvailabilityNone
  • CWE References
  • CWE-79
  • Technical References
  • Patchstack WordPress Vulnerability Report
  • Latest CVEs
  • CVE-2026-8468: Elixir Plug Library DoS Vulnerability

  • CVE-2026-8295: simdjson Information Disclosure Vulnerability

  • CVE-2025-68421: Comarch ERP Optima Auth Bypass Vulnerability

  • CVE-2025-68420: Comarch ERP Optima Privilege Escalation
Default Legacy - Prefooter | Experience the World’s Most Advanced Cybersecurity Platform

Experience the World’s Most Advanced Cybersecurity Platform

See how our intelligent, autonomous cybersecurity platform can protect your organization now and into the future.

Try SentinelOne
  • Get Started
  • Get a Demo
  • Product Tour
  • Why SentinelOne
  • Pricing & Packaging
  • FAQ
  • Contact
  • Contact Us
  • Customer Support
  • SentinelOne Status
  • Language
  • Platform
  • Singularity Platform
  • Singularity Endpoint
  • Singularity Cloud
  • Singularity AI-SIEM
  • Singularity Identity
  • Singularity Marketplace
  • Purple AI
  • Services
  • Wayfinder TDR
  • SentinelOne GO
  • Technical Account Management
  • Support Services
  • Verticals
  • Energy
  • Federal Government
  • Finance
  • Healthcare
  • Higher Education
  • K-12 Education
  • Manufacturing
  • Retail
  • State and Local Government
  • Cybersecurity for SMB
  • Resources
  • Blog
  • Labs
  • Case Studies
  • Videos
  • Product Tours
  • Events
  • Cybersecurity 101
  • eBooks
  • Webinars
  • Whitepapers
  • Press
  • News
  • Ransomware Anthology
  • Company
  • About Us
  • Our Customers
  • Careers
  • Partners
  • Legal & Compliance
  • Security & Compliance
  • Investor Relations
  • S Foundation
  • S Ventures

©2026 SentinelOne, All Rights Reserved.

Privacy Notice Terms of Use

English