CVE-2026-87920

The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Comment Content via Output-Buffer Regex Rewrite in all versions up to, and including, 2.10.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to...

CVE-2026-87920

The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting (XSS) in all versions up to and including 2.10.6 . The root cause is insufficient input sanitization and output escaping within the Comment Content via Output-Buffer Regex Rewrite . This flaw allows unauthenticat...

CVE-2026-87920 W3 Total Cache <= 2.10.6 - Unauthenticated Stored Cross-Site Scripting via Comment Content

The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Comment Content via Output-Buffer Regex Rewrite in all versions up to, and including, 2.10.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to...

EUVD-2026-91335

The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Comment Content via Output-Buffer Regex Rewrite in all versions up to, and including, 2.10.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to...

CVE-2026-87920 W3 Total Cache <= 2.10.6 - Unauthenticated Stored Cross-Site Scripting via Comment Content

The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Comment Content via Output-Buffer Regex Rewrite in all versions up to, and including, 2.10.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to...

PT-2026-104177

Name of the Vulnerable Software and Affected Versions W3 Total Cache versions prior to 2.10.7 Description Stored Cross-Site Scripting occurs due to insufficient input sanitization and output escaping. Unauthenticated attackers can inject arbitrary web scripts into pages via comment content. This...

CVE-2026-87920: Improper Neutralization of Input During Web Page Generation

The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Comment Content via Output-Buffer Regex Rewrite in all versions up to, and including, 2.10.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to...