Threat intelligence

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

CVE-2026-2487 · admin-custom-login

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Admin Custom Login at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Admin Custom Login <= 3.6.4 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'Message Above Login Form' Setting
Affected software: admin-custom-login(Plugin)
Affected versions: ≤ 3.6.4
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2026-2487
Published: 15 August 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory 0e81b6c1-5af5-4ad4-92db-9dba76399857). Methodology and redistribution notes

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