Vulnerability record · CVE-2026-27384 · published 5 March 2026

CVE-2026-27384: Improper Validation of Specified Quantity in Input vulnerability in BoldGrid W3 Total Cache w3-total-cache all…

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.

9.0 CVSS 3.1 Critical EPSS 0.43% · top 65.1% CWE-1284 · CWE-1284 Deferred

9.0CVSS 3.1 base score

0.43%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

1References

17 Jun 2026Last modified by NVD

Description

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

References

Link	Tags
https://patchstack.com/database/Wordpress/Plugin/w3-total-cache/vulnerability/wordpress-w3-total-cache-plugin-2-9-1-arbi

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-27384), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.