WordPress security changelog
MEDIUM CVE-2026-66451 Deferred

Unauthenticated broken authentication in WP Event Solution

WP Event Solution through 4.1.9 contains an authentication flaw reachable without a WordPress account.

CVE / CNA score 6.5 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
WP Event SOlution
Plugin slug
wp-event-solution
Affected
n/a through 4.1.9
Safe version
4.1.10
Published
Aug 06, 2026
Weakness
CWE-288 — Authentication Bypass Using an Alternate Path or Channel

This CVE was published Aug 06, 2026 and is one of 45 known issues for this plugin.

Update, patch or deactivate.

Update WP Event Solution to 4.1.10 or later and review recent account and authentication activity.

A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

Unauthenticated Broken Authentication in WP Event SOlution <= 4.1.9 versions.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Primary and upstream sources