W3 Total Cache 0.9.2.6-0.9.3 - File Read / Directory Traversal

7.5
Exposure of Sensitive Information to an Unauthorized Actor
CVE CVE-2019-6715
CVSS 7.5 (High)
Publicly Published December 22, 2020
Last Updated January 22, 2024

Description

The script pub/sns.php in the W3 Total Cache plugin (versions 0.9.2.6 through 0.9.3) allows remote attackers to read arbitrary files via the SubscribeURL field in SubscriptionConfirmation JSON data.

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Vulnerability Details for W3 Total Cache

Software Type Plugin
Software Slug w3-total-cache (view on wordpress.org)
Patched? Yes
Remediation Update to version 0.9.4, or a newer patched version
Affected Version
  • 0.9.2.6 - 0.9.3
Patched Version
  • 0.9.4

Recent vulnerabilities in W3 Total Cache

# Title CVE ID CVSS Researchers Date
1 W3 Total Cache <= 2.10.6 - Unauthenticated Stored Cross-Site Scripting via Comment Content CVE-2026-87920 7.2 theviper17y October 1, 2026
2 W3 Total Cache <= 2.10.5 - Unauthenticated Stored Cross-Site Scripting via LazyLoad Background Mutator CVE-2026-78438 7.2 theviper17y September 4, 2026
3 W3 Total Cache < 2.10.5 - Unauthenticated Path Traversal CVE-2026-18051 7.5 Jakub Herman August 21, 2026
4 W3 Total Cache <= 2.10.3 - Unauthenticated Stored Cross-Site Scripting via Comment Author Name CVE-2026-18109 7.2 daroo August 13, 2026
5 W3 Total Cache <= 2.10.2 - Unauthenticated Path Traversal CVE-2026-66695 5.3 Mykel Nelson July 31, 2026
6 W3 Total Cache <= 2.9.4 - Unauthenticated Arbitrary File Read via 'f_array[]' Parameter CVE-2026-9282 7.5 snr July 10, 2026
7 W3 Total Cache <= 2.9.4 - Unauthenticated Arbitrary Code Execution CVE-2026-57623 8.1 Ananda Dhakal June 29, 2026
8 W3 Total Cache <= 2.9.3 - Unauthenticated Security Token Exposure via User-Agent Header CVE-2026-5032 7.5 wesley (wcraft) April 1, 2026
9 W3 Total Cache <= 2.9.1 - Missing Authorization CVE-2026-39595 4.3 Muhammad Sharief March 12, 2026
10 W3 Total Cache <= 2.9.1 - Unauthenticated Arbitrary Code Execution CVE-2026-27384 9.8 CODE WHITE GmbH February 24, 2026

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