CVE-2026-82228

WordPress SiteGround Security plugin <= 1.6.6 - 2FA Bypass vulnerability

Published Aug 31, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
Unauthenticated Bypass Vulnerability in SiteGround Security <= 1.6.6 versions.

Remediation

Vendor Solution

Update the WordPress SiteGround Security Plugin to the latest available version (at least 1.6.7).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Siteground
Siteground siteground Security
Wordpress
Wordpress wordpress
Vendors & Products Siteground
Siteground siteground Security
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Description Unauthenticated Bypass Vulnerability in SiteGround Security <= 1.6.6 versions.
Title WordPress SiteGround Security plugin <= 1.6.6 - 2FA Bypass vulnerability
Weaknesses CWE-290
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Sep 1, 2026, 6:08 PM
Reserved
Aug 28, 2026, 9:18 AM
Status
Deferred
Published
Aug 31, 2026, 9:17 PM
Modified
Sep 1, 2026, 8:48 PM