WordPress security changelog
HIGH CVE-2026-81764 Deferred

Email Essentials permits unauthenticated XSS

Email Essentials through 6.0.6 allows an unauthenticated attacker to inject script into affected output. The script executes when a victim interacts with that output and can act within the victim's browser session.

CVE / CNA score 7.1 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Email Essentials
Plugin slug
email-essentials
Affected
n/a through 6.0.6
Safe version
6.0.7
Published
Aug 31, 2026
Weakness
CWE-79 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

This CVE was published Aug 31, 2026 and is one of 1 known issue for this plugin.

Update, patch or deactivate.

Update Email Essentials to 6.0.7 or later and review affected email content and privileged-session 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 Cross Site Scripting (XSS) in Email Essentials <= 6.0.6 versions.

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

Primary and upstream sources