A Leader in the 2026 Gartner® Magic Quadrant™ for Endpoint Protection. Six years running.Six years. Gartner® Magic Quadrant™ Leader.Find Out Why
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-2025-58013

CVE-2025-58013: CouponXxL CSRF Vulnerability

CVE-2025-58013 is a Cross-Site Request Forgery flaw in pebas CouponXxL that allows attackers to escalate privileges through malicious requests. This article covers the technical details, affected versions up to 4.5.0, and steps to secure your system.

Updated: May 15, 2026

CVE-2025-58013 Overview

CVE-2025-58013 is a Cross-Site Request Forgery (CSRF) vulnerability in the pebas CouponXxL WordPress theme. The flaw affects all versions of CouponXxL up to and including 4.5.0. An attacker can craft a malicious request that, when triggered by an authenticated victim, performs unauthorized state-changing actions on the target site. The vulnerability enables privilege escalation, allowing attackers to elevate account permissions on the affected WordPress instance. The weakness is classified under CWE-352.

Critical Impact

Successful exploitation grants attackers elevated privileges on the WordPress site, leading to full confidentiality, integrity, and availability compromise after a single user interaction.

Affected Products

  • pebas CouponXxL WordPress theme versions through 4.5.0
  • WordPress sites running CouponXxL up to and including 4.5.0
  • Any deployment of the CouponXxL theme without CSRF protections applied

Discovery Timeline

  • 2025-09-22 - CVE-2025-58013 published to NVD
  • 2026-04-23 - Last updated in NVD database

Technical Details for CVE-2025-58013

Vulnerability Analysis

The CouponXxL theme exposes privileged actions through endpoints that do not validate request authenticity. The theme accepts state-changing requests without verifying a WordPress nonce or equivalent anti-CSRF token. An attacker can craft an HTML page or link that issues forged requests to a vulnerable site. When a logged-in administrator or other privileged user visits the attacker-controlled resource, the browser submits the request with valid session cookies. The targeted action then executes with the victim's authority, resulting in privilege escalation on the WordPress instance.

Exploitation requires user interaction, but no attacker credentials are needed. The attack is delivered over the network and leverages the victim's existing authenticated session.

Root Cause

The root cause is the absence of CSRF protections on sensitive theme endpoints. WordPress provides wp_nonce_field() and check_admin_referer() to bind requests to the current session. CouponXxL through 4.5.0 fails to consistently apply these protections to role-modifying or account-management functions. Without nonce validation, the application cannot distinguish between user-initiated requests and forged ones originating from a malicious origin.

Attack Vector

Attackers host a page containing an auto-submitting form or a crafted image tag pointing at the vulnerable endpoint. The attacker delivers the link through phishing, forum posts, or comment fields. When an authenticated CouponXxL user loads the page, the browser sends the request with session cookies attached. The server processes the request as if it were legitimate, modifying user roles or other privileged data. Refer to the Patchstack WordPress Vulnerability Report for technical details.

Detection Methods for CVE-2025-58013

Indicators of Compromise

  • Unexpected changes to WordPress user roles, especially new accounts with administrator or editor privileges
  • POST requests to CouponXxL theme endpoints originating with Referer headers from external domains
  • WordPress audit log entries showing role escalations without corresponding admin login activity
  • Outbound clicks or email reports referencing CouponXxL-related URLs hosted on third-party domains

Detection Strategies

  • Monitor WordPress access logs for state-changing POST requests to CouponXxL theme files lacking valid _wpnonce parameters
  • Correlate user role changes in the wp_usermeta table with authenticated session timestamps and source IP addresses
  • Deploy web application firewall rules that flag cross-origin POST requests targeting CouponXxL endpoints

Monitoring Recommendations

  • Enable WordPress activity logging plugins to record user role and capability modifications in real time
  • Alert on the creation of new administrator accounts or promotion of low-privilege users
  • Track Referer and Origin header anomalies on requests reaching theme PHP files

How to Mitigate CVE-2025-58013

Immediate Actions Required

  • Audit all WordPress user accounts and revoke unexpected administrator or elevated roles
  • Restrict access to the WordPress admin area by IP allowlisting where feasible
  • Require administrators to log out of WordPress sessions before browsing untrusted sites
  • Apply a vendor-supplied patch as soon as a version newer than 4.5.0 is released

Patch Information

At the time of publication, the Patchstack advisory lists CouponXxL versions through 4.5.0 as vulnerable. Administrators should monitor the vendor channel for an updated release and apply it immediately. Where a fix is unavailable, consider replacing the theme or applying virtual patching through a WAF.

Workarounds

  • Deploy a web application firewall rule that blocks POST requests to CouponXxL endpoints missing a valid _wpnonce parameter
  • Enforce SameSite=Lax or SameSite=Strict on WordPress authentication cookies to limit cross-origin submissions
  • Disable the CouponXxL theme on production sites until a patched release is available
bash
# Configuration example: WAF rule blocking cross-origin POSTs without nonce
SecRule REQUEST_METHOD "@streq POST" \
  "chain,phase:2,deny,status:403,id:1058013,\
   msg:'CVE-2025-58013 CouponXxL CSRF block'"
SecRule REQUEST_URI "@contains /wp-content/themes/couponxxl/" \
  "chain"
SecRule &ARGS:_wpnonce "@eq 0"

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

  • Vulnerability Details
  • TypeCSRF

  • Vendor/TechCouponxxl

  • SeverityHIGH

  • CVSS Score8.8

  • EPSS Probability0.02%

  • Known ExploitedNo
  • CVSS Vector
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Impact Assessment
  • ConfidentialityLow
  • IntegrityHigh
  • AvailabilityHigh
  • CWE References
  • CWE-352
  • Technical References
  • Patchstack WordPress Vulnerability Report
  • Related CVEs
  • CVE-2025-52726: CouponXxL CPT Privilege Escalation Flaw
Default Legacy - Prefooter | Experience the World’s Most Advanced Cybersecurity Platform

Experience the Most Advanced Cybersecurity Platform

See how the world’s most intelligent, autonomous cybersecurity platform can protect your organization today 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