CVE-2026-9282 Details.
W3 Total Cache <= 2.9.4 - Unauthenticated Arbitrary File Read
Atlas does not check this one. Needs a scripted sequence.
This check is a series of requests where each step depends on the last, often after logging in. Atlas runs single, read-only probes, so it does not run this one.
About CVE-2026-9282. What It Means.
W3 Total Cache WordPress plugin <= 2.9.4 contains a directory traversal caused by improper handling in setupSources function, letting unauthenticated attackers read arbitrary files, exploit requires manual minify mode enabled with specific filename.
Affected Product. What Is Hit.
- Vendor
- boldgrid
- Product
- Boldgrid W3-TOTAL-CACHE
References. Where To Read More.
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e92cc06d-006f-4bba-a4ef-b23d80c00085
- https://plugins.trac.wordpress.org/browser/w3-total-cache/tags/2.9.4/Minify_MinifiedFileRequestHandler.php#L191
- https://plugins.trac.wordpress.org/browser/w3-total-cache/tags/2.9.4/lib/Minify/Minify/Controller/MinApp.php#L108
FAQ
Common Questions.
W3 Total Cache <= 2.9.4 - Unauthenticated Arbitrary File Read. W3 Total Cache WordPress plugin <= 2.9.4 contains a directory traversal caused by improper handling in setupSources function, letting unauthenticated attackers read arbitrary files, exploit requires manual minify mode enabled with specific filename.
No. This check is a series of requests where each step depends on the last, often after logging in. Atlas runs single, read-only probes, so it does not run this one. The facts about CVE-2026-9282 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-9282 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update Boldgrid W3-TOTAL-CACHE to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-9282. Atlas does not run a check for it, so nothing here says whether a particular site is affected.