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CVE Vulnerability Database
Vulnerability Database/CVE-2025-23731

CVE-2025-23731: Tax Report for WooCommerce XSS Vulnerability

CVE-2025-23731 is a reflected cross-site scripting flaw in the Tax Report for WooCommerce plugin affecting versions up to 2.2. Attackers can inject malicious scripts through improper input validation. This article covers technical details, affected versions, impact assessment, and mitigation strategies.

Updated: May 15, 2026

CVE-2025-23731 Overview

CVE-2025-23731 is a reflected cross-site scripting (XSS) vulnerability in the Tax Report for WooCommerce WordPress plugin developed by infosoftplugin. The flaw affects all plugin versions up to and including 2.2. The vulnerability stems from improper neutralization of user-supplied input during web page generation, classified under [CWE-79]. Attackers can craft malicious URLs that execute arbitrary JavaScript in a victim's browser when the link is clicked. Successful exploitation requires user interaction but no authentication, and the scope-changed impact extends beyond the vulnerable component.

Critical Impact

Attackers can execute arbitrary JavaScript in administrator sessions, enabling session theft, privilege abuse, and WooCommerce store compromise through a single crafted link.

Affected Products

  • WordPress plugin: Tax Report for WooCommerce (slug: tax-report-for-woocommerce)
  • Versions: n/a through <= 2.2
  • Vendor: infosoftplugin

Discovery Timeline

  • 2025-03-03 - CVE-2025-23731 published to NVD
  • 2026-04-23 - Last updated in NVD database

Technical Details for CVE-2025-23731

Vulnerability Analysis

The Tax Report for WooCommerce plugin fails to sanitize and escape input parameters before reflecting them in HTTP responses. This omission allows an attacker to inject HTML and JavaScript payloads through URL parameters. When a WordPress administrator or shop manager visits the crafted URL, the injected script executes in the context of the WordPress admin domain.

Reflected XSS attacks against WooCommerce administrative interfaces enable theft of authenticated session cookies, forged administrative requests, and modification of store configurations. The scope-changed designation indicates that successful exploitation impacts resources beyond the plugin itself, including the broader WordPress site.

EPSS data places this vulnerability at 0.346% probability of exploitation within 30 days. While exploitation requires victim interaction, social engineering against WooCommerce administrators is a well-established attack pattern.

Root Cause

The root cause is missing output encoding when handling user-controllable request parameters. The plugin echoes input directly into HTML responses without applying WordPress sanitization functions such as esc_html(), esc_attr(), or wp_kses(). This violates standard WordPress secure coding guidelines for reflected data.

Attack Vector

An attacker crafts a URL containing a JavaScript payload in a vulnerable parameter handled by the plugin. The attacker then delivers the URL through phishing email, malicious advertisement, or third-party site links. When an authenticated WordPress administrator clicks the link, the browser executes the injected script under the site's origin, granting the attacker access to admin cookies, CSRF tokens, and any actions the administrator can perform.

The vulnerability is exploitable over the network with low attack complexity and requires no privileges from the attacker. Refer to the Patchstack advisory for CVE-2025-23731 for technical details.

Detection Methods for CVE-2025-23731

Indicators of Compromise

  • HTTP requests to wp-admin pages owned by the tax-report-for-woocommerce plugin containing <script>, javascript:, onerror=, or onload= substrings in URL parameters.
  • Outbound HTTP requests from administrator browsers to unfamiliar external domains immediately after visiting plugin admin pages.
  • Unexpected administrative actions in WordPress audit logs originating from valid sessions, including new admin user creation or plugin installation.

Detection Strategies

  • Inspect web server access logs for encoded XSS payloads such as %3Cscript%3E, %3Csvg, or HTML entity variants targeting plugin endpoints.
  • Deploy a Web Application Firewall (WAF) rule set that blocks reflected XSS patterns against WordPress admin URLs.
  • Monitor for referrer headers indicating WordPress administrators arriving at admin pages from external untrusted domains.

Monitoring Recommendations

  • Enable WordPress audit logging to capture administrator session activity and configuration changes.
  • Correlate browser telemetry on administrator endpoints with WordPress login events to detect script execution following link clicks.
  • Alert on creation of new WordPress administrator accounts or modification of plugin and theme files outside maintenance windows.

How to Mitigate CVE-2025-23731

Immediate Actions Required

  • Audit WordPress installations for the Tax Report for WooCommerce plugin and identify versions at or below 2.2.
  • Disable the plugin until a patched version is confirmed installed if business operations permit.
  • Force password resets and session invalidation for all WordPress administrator accounts on affected sites.
  • Review the Patchstack advisory for vendor fix status.

Patch Information

The NVD record indicates the vulnerability affects versions through 2.2. Check the WordPress plugin repository and the Patchstack advisory for the latest patched release. Apply the patched version through the WordPress plugin updater once available.

Workarounds

  • Restrict access to wp-admin by source IP address using web server or WAF rules until a patch is deployed.
  • Deploy a WAF rule that blocks HTTP requests containing common XSS payload signatures targeting plugin parameters.
  • Implement a strict Content Security Policy (CSP) header on the WordPress site to limit inline script execution.
  • Train WordPress administrators to avoid clicking links to admin URLs received via email or external sources.
bash
# Example WAF rule (ModSecurity) blocking reflected XSS against the plugin
SecRule REQUEST_URI "@contains tax-report-for-woocommerce" \
  "chain,phase:2,deny,status:403,id:1002301,msg:'CVE-2025-23731 XSS attempt'"
  SecRule ARGS "@rx (?i)(<script|javascript:|onerror=|onload=)" "t:urlDecodeUni"

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

  • Vulnerability Details
  • TypeXSS

  • Vendor/TechInfosoftplugin

  • SeverityHIGH

  • CVSS Score7.1

  • EPSS Probability0.35%

  • Known ExploitedNo
  • CVSS Vector
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
  • Impact Assessment
  • ConfidentialityLow
  • IntegrityLow
  • AvailabilityLow
  • CWE References
  • CWE-79
  • Technical References
  • Patchstack Wordpress Plugin Vulnerability
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