PT-2026-23258 · WordPress · Boldgrid W3 Total Cache

CVE-2026-27384 · Published 2026-03-05 · Updated 2026-04-06

Positive Technologies (AI Summary)

CVSS v3.1

9.0

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions BoldGrid W3 Total Cache versions through 2.9.1

Description The software contains an improper validation of specified quantity in input, potentially allowing access to functionality not properly constrained by access control lists (ACLs).

Recommendations Update to a version later than 2.9.1.

Fix

Weakness Enumeration

CWE-1284

Related Identifiers

CVE-2026-27384

Affected Products

Boldgrid W3 Total Cache

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-27384 · Security Note
• https://twitter.com/Swisswpsecure/status/2041153024530288755 · Twitter Post
• https://twitter.com/MNovofastovsky/status/2032468505908371580 · Twitter Post
• https://twitter.com/CVEnew/status/2029654772417011844 · Twitter Post
• https://reddit.com/r/wpsafety/comments/1sczjty/state_of_wordpress_security_34951_cves_tracked · Reddit Post
• https://patchstack.com/database/Wordpress/Plugin/w3-total-cache/vulnerability/wordpress-w3-total-cache-plugin-2-9-1-arbitrary-code-execution-vulnerability?_s_id=cve · Note