CVE-2026-27384
Critical
Description
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.
SeverityCritical
CVSS9.0
Exploit probability—
Product
W3 Total Cache
PublishedMar 5, 2026
First seenMar 5, 2026
Weakness typeCWE-1284CWE-1284
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| BoldGrid W3 Total Cache | v ≤ 2.9.1 | — |
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