Unauthenticated Access Control Flaw in Gillion Theme by WordPress
CVE-2026-66477

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Gillion
Vendor
CVE Published:
27 July 2026

What is CVE-2026-66477?

The Gillion theme for WordPress, up to version 4.13, contains a serious flaw characterized by unauthenticated broken access control. This vulnerability allows unauthorized users to gain access to restricted areas of the website, potentially leading to significant security issues, including data exposure and manipulation. It is crucial for site administrators to identify and mitigate this vulnerability to safeguard their websites against unauthorized access and potential exploitation.

Affected Version(s)

Gillion <= 4.13

References

https://patchstack.com/database/wordpress/theme/gillion/v...
vdb-entry

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Phat RiO | Patchstack Bug Bounty Program
.