CVE-2026-82228

Received Received - Intake

Unauthenticated Bypass in SiteGround Security

Publication date: 2026-08-31

Last updated on: 2026-08-31

Assigner: Patchstack

Description

Unauthenticated Bypass Vulnerability in SiteGround Security <= 1.6.6 versions.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-31

Last Modified

2026-08-31

Generated

2026-09-01

AI Q&A

2026-09-01

EPSS Evaluated

N/A

NVD

CVE-2026-82228

Affected Vendors & Products

Vendor	Product	Version / Range
siteground	security	to 1.6.6 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-290	This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.

Attack-Flow Graph

Executive Summary

This vulnerability is an unauthenticated bypass flaw in SiteGround Security plugin versions up to 1.6.6. It allows attackers to bypass authentication mechanisms without needing valid credentials.

Impact Analysis

An attacker could exploit this to gain unauthorized access to protected features or data in the SiteGround Security plugin. This may lead to complete system compromise, data theft, or unauthorized modifications.

Compliance Impact

This vulnerability could lead to unauthorized access to sensitive data, violating GDPR and HIPAA compliance requirements. Organizations may face legal penalties, data breach notifications, and reputational damage.

Mitigation Strategies

Update SiteGround Security plugin to the latest version (1.6.7 or higher) to patch the unauthenticated bypass vulnerability. Disable the plugin temporarily if an update is not immediately available.

Hi! I’m here to help you understand CVE-2026-82228. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70