Unauthenticated SQL Injection in WP eMember Plugin
CVE-2026-54811

9.3CRITICAL

Key Information:

Vendor

WordPress
Status
WP Emember
Vendor
CVE Published:
17 June 2026

What is CVE-2026-54811?

A significant vulnerability exists in WP eMember versions prior to 10.9.4, allowing unauthenticated SQL injection attacks. Attackers can exploit this flaw to gain unauthorized access to sensitive database information, potentially compromising the security of the entire WordPress site. It is crucial for users of affected versions to update their plugins to mitigate any risk associated with this vulnerability.

Affected Version(s)

WP eMember < n/a

References

https://patchstack.com/database/wordpress/plugin/wp-ememb...
vdb-entry

CVSS V3.1

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Tran Nguyen Bao Khanh (VCI - VNPT Cyber Immunity) | Patchstack Bug Bounty Program
.