plugin

Admin Custom Login Vulnerabilities

3 known security issues reported for the Admin Custom Login WordPress plugin. Most recent disclosed Aug 15, 2026.

2 high 1 medium

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Admin Custom Login <= 3.6.4 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'Message Above Login Form' Setting

medium

The Admin Custom Login plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 3.6.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to injec...

CVSS:
4.4
Affected:
up to 3.6.4
Fixed in:
3.6.5
Disclosed:
Aug 15, 2026

CVE-2026-2487 on NVD →

Admin Custom Login <= 3.2.7 – Cross-Site Request Forgery to Stored Cross-Site Scripting

high

The Admin Custom Login WordPress plugin is vulnerable to Cross-Site Request Forgery due to the loginbgSave action found in the ~/includes/Login-form-setting/Login-form-background.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 3.2.7.

CVSS:
8.8
Affected:
up to 3.2.7
Fixed in:
3.2.8
Disclosed:
Jul 26, 2021

CVE-2021-34628 on NVD →

Admin Custom Login <= 2.4.7 - Cross-Site Request Forgery to Stored Cross-Site Scripting

high

The Admin Custom Login plugin for WordPress is vulnerable to Cross-Site Request Forgery to Stored Cross-Site Scripting via the ‘logo_url’ parameter in versions before 2.4.8 due to insufficient input sanitization and output escaping and missing nonce validation. This makes it possible for unauthenticated attackers to in...

CVSS:
8.8
Affected:
up to 2.4.8
Fixed in:
2.4.8
Disclosed:
Mar 1, 2017

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