CVE-2025-7963
Received Received - Intake

Stored XSS in Easy Waveform Player WordPress Plugin

Publication date: 2026-09-02

Last updated on: 2026-09-02

Assigner: Wordfence

Description
The Easy Waveform Player plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the shortcode_easywaveformplayer() function in all versions up to, and including, 1.2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Meta Information

Published
2026-09-02
Last Modified
2026-09-02
Generated
2026-09-02
AI Q&A
2026-09-02
EPSS Evaluated
N/A
NVD
CVE-2025-7963
EUVD
EUVD-2025-210826

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
tymotey easy_waveform_player to 1.2.2 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

The Easy Waveform Player plugin for WordPress has a stored Cross-Site Scripting (XSS) vulnerability in versions up to 1.2.2. This flaw exists in the shortcode_easywaveformplayer() function due to insufficient input sanitization and output escaping. Authenticated attackers with Contributor-level access or higher can inject malicious scripts into pages. These scripts execute when users access the affected pages.

Detection Guidance

To detect this vulnerability, inspect WordPress sites using the Easy Waveform Player plugin versions up to 1.2.2. Check for unauthorized script injections in pages or posts via the plugin's shortcode. Review user roles with Contributor access or higher for suspicious activity. Use security plugins to scan for stored XSS payloads in plugin-generated content.

Impact Analysis

If exploited, this vulnerability allows attackers to inject malicious scripts into your WordPress site. These scripts can steal user data, perform actions on behalf of users, or deface your website. Users with Contributor-level access or higher could compromise your site without requiring elevated privileges.

Compliance Impact

This vulnerability could lead to data breaches, violating GDPR and HIPAA requirements for data protection. If user data is stolen due to the XSS attack, it may result in non-compliance with these regulations, potentially leading to legal penalties and reputational damage.

Mitigation Strategies

Update the Easy Waveform Player plugin to version 1.2.3 or later immediately. Remove or disable the plugin if updates are unavailable. Audit user roles to limit Contributor-level access. Implement a web application firewall to block XSS attempts. Scan all pages and posts for malicious scripts injected via the plugin.

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