Broken Authentication Vulnerability in Leyka Plugin for WordPress
CVE-2026-66677

7.6HIGH

Key Information:

Vendor

WordPress
Status
Leyka
Vendor
CVE Published:
20 August 2026

What is CVE-2026-66677?

The Leyka plugin for WordPress, in versions up to 3.32.3, exhibits a broken authentication vulnerability that could allow unauthorized access to subscriber accounts. This flaw makes it possible for attackers to exploit the authentication mechanism, leading to potential data breaches and misuse of user accounts. It is crucial for site administrators to update to the latest version to mitigate risks associated with this vulnerability.

Affected Version(s)

Leyka <= 3.32.3

References

https://patchstack.com/database/wordpress/plugin/leyka/vu...
vdb-entry

CVSS V3.1

Score:
7.6
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jakub Herman | Patchstack Bug Bounty Program
.