PT-2021-20595 · WordPress · Admin Custom Login

Published 2021-08-02 · Updated 2021-08-11 · CVE-2021-34628

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Admin Custom Login WordPress plugin versions up to and including 3.2.7

Description: The issue is related to Cross-Site Request Forgery, allowing attackers to inject arbitrary web scripts due to the loginbgSave action found in the ~/includes/Login-form-setting/Login-form-background.php file.

Recommendations: For versions up to and including 3.2.7, update to a version that includes a fix for this issue. As a temporary workaround, consider disabling the loginbgSave action in the ~/includes/Login-form-setting/Login-form-background.php file until a patch is available.

Exploit

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2021-34628

Affected Products

Admin Custom Login

References · 7

• 🔥 https://plugins.trac.wordpress.org/browser/admin-custom-login/tags/3.2.7/includes/login-form-setting/login-form-background.php#L686 · Exploit
• https://osv.dev/vulnerability/CVE-2021-34628 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-34628 · Security Note
• https://t.me/cvenotify/18538 · Telegram Post
• https://t.me/cibsecurity/26706 · Telegram Post
• https://t.me/cvenotify/19110 · Telegram Post
• https://wordfence.com/vulnerability-advisories/#CVE-2021-34628 · Note