W3 Total Cache at a glance
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| Month | Vulnerabilities | Critical |
|---|---|---|
| Nov 2026 | 0 | 0 |
| Oct 2026 | 4 | 0 |
| Sep 2026 | 1 | 0 |
| Aug 2026 | 2 | 0 |
| Jul 2026 | 2 | 1 |
| Jun 2026 | 1 | 0 |
| May 2026 | 0 | 0 |
| Apr 2026 | 1 | 0 |
| Mar 2026 | 1 | 1 |
| Feb 2026 | 0 | 0 |
| Jan 2026 | 0 | 0 |
| Dec 2025 | 0 | 0 |
| Nov 2025 | 0 | 0 |
| Oct 2025 | 0 | 0 |
| Sep 2025 | 0 | 0 |
| Aug 2025 | 0 | 0 |
| Jul 2025 | 0 | 0 |
| Jun 2025 | 0 | 0 |
| May 2025 | 0 | 0 |
| Apr 2025 | 0 | 0 |
| Mar 2025 | 0 | 0 |
| Feb 2025 | 0 | 0 |
| Jan 2025 | 3 | 0 |
| Dec 2024 | 0 | 0 |
19 results · Feed
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Medium 5.4CVE-2026-120019 Public exploit
W3 Total Cache <= 2.10.7 - Unauthenticated Stored Cross-Site Scripting via Comment Content via Predictable Minify Placeholder
The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'comment' parameter in all versions up to, and including, 2.10.7 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticate…
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High 7.2
W3 Total Cache <= 2.10.7 - Unauthenticated Stored Cross-Site Scripting via Comment Content Cached as HTML after License Expiry
The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'comment' parameter in all versions up to, and including, 2.10.7 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticate…
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High 7.1
WordPress W3 Total Cache plugin <= 2.10.7 - Cross Site Scripting (XSS) vulnerability
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bold Grid W3 Total Cache w3-total-cache allows Stored XSS.This issue affects W3 Total Cache: from n/a through 2.10.7.
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High 7.2
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 pos…
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High 7.2
W3 Total Cache <= 2.10.5 - Unauthenticated Stored Cross-Site Scripting via LazyLoad Background Mutator
The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Comment Content via LazyLoad Background Mutator in all versions up to, and including, 2.10.5 due to insufficient input sanitization and output escaping. This makes it pos…
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High 7.2
W3 Total Cache <= 2.10.3 - Unauthenticated Stored Cross-Site Scripting via Comment Author Name
The W3 Total Cache plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Comment Author Name in all versions up to, and including, 2.10.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated at…
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Medium 6.5
WordPress W3 Total Cache plugin <= 2.10.2 - Path Traversal vulnerability
Unauthenticated Path Traversal in W3 Total Cache <= 2.10.2 versions.
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High 7.5CVE-2026-9282 Scanner template
W3 Total Cache <= 2.9.4 - Unauthenticated Arbitrary File Read via 'f_array[]' Parameter
The W3 Total Cache plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 2.9.4 via the setupSources function. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server,…
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Critical 9.0
WordPress W3 Total Cache plugin <= 2.9.4 - Arbitrary Code Execution vulnerability
Unauthenticated Arbitrary Code Execution in W3 Total Cache <= 2.9.4 versions.
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Medium 4.7
WordPress W3 Total Cache plugin <= 2.9.1 - Broken Access Control vulnerability
Author Broken Access Control in W3 Total Cache <= 2.9.1 versions.
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High 7.5CVE-2026-5032 Scanner template
W3 Total Cache <= 2.9.3 - Unauthenticated Security Token Exposure via User-Agent Header
The W3 Total Cache plugin for WordPress is vulnerable to information exposure in all versions up to, and including, 2.9.3. This is due to the plugin bypassing its entire output buffering and processing pipeline when the request's User-Agent header contains "W…
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Critical 9.0
WordPress W3 Total Cache plugin <= 2.9.1 - Arbitrary Code Execution vulnerability
Improper Validation of Specified Quantity in Input vulnerability in BoldGrid W3 Total Cache w3-total-cache allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects W3 Total Cache: from n/a through <= 2.9.1.
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Medium 5.3
W3 Total Cache <= 2.8.1 Information Exposure via Log Files
The W3 Total Cache plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 2.8.1 through the publicly exposed debug log file. This makes it possible for unauthenticated attackers to view potentially sensitive informati…
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Medium 5.3
W3 Total Cache <= 2.8.1 Missing Authorization to Unauthenticated Plugin Deactivation and Extensions Activation/Deactivation
The W3 Total Cache plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on several functions in all versions up to, and including, 2.8.1. This makes it possible for unauthenticated attackers to deactivate t…
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High 8.5CVE-2024-12365 Public exploit
W3 Total Cache <= 2.8.1 - Authenticated (Subscriber+) Missing Authorization to Server-Side Request Forgery
The W3 Total Cache plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the is_w3tc_admin_page function in all versions up to, and including, 2.8.1. This makes it possible for authenticated attackers, with Sub…
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Low 3.7CVE-2023-5359 Public exploit
W3 Total Cache <= 2.7.5 - Sensitive Credentials Stored in Plaintext
The W3 Total Cache plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 2.7.5 via Google OAuth API secrets stored in plaintext in the publicly visible plugin source. This can allow unauthenticated attackers to…
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Unscored —CVE-2021-24452 Scanner template
W3 Total Cache < 2.1.5 - Reflected XSS in Extensions Page (JS Context)
The W3 Total Cache WordPress plugin before 2.1.5 was affected by a reflected Cross-Site Scripting (XSS) issue within the "extension" parameter in the Extensions dashboard, when the 'Anonymously track usage to improve product quality' setting is enabled, as th…
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Unscored —CVE-2021-24436 Scanner template
W3 Total Cache < 2.1.4 - Reflected XSS in Extensions Page (Attribute Context)
The W3 Total Cache WordPress plugin before 2.1.4 was vulnerable to a reflected Cross-Site Scripting (XSS) security vulnerability within the "extension" parameter in the Extensions dashboard, which is output in an attribute without being escaped first. This co…
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Unscored —
W3 Total Cache < 2.1.3 - Authenticated Stored XSS
The W3 Total Cache WordPress plugin before 2.1.3 did not sanitise or escape some of its CDN settings, allowing high privilege users to use JavaScript in them, which will be output in the page, leading to an authenticated Stored Cross-Site Scripting issue