CVE-2026-14563 Advanced Customized Prompts <= 1.0.1 - Unauthenticated Account Takeover

Critical 9.8 Published Updated

Unauthenticated attackers can bypass password verification to log in as any user or create new accounts in the Advanced Customized Prompts plugin.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-14563?

CVE-2026-14563 is a critical authentication bypass vulnerability in Unknown advanced-customized-prompts, published on 11 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The advanced-customized-prompts WordPress plugin through 1.0.1 does not verify the password before issuing an authenticated session for a supplied email address in an unauthenticated action, allowing unauthenticated attackers to log in as any registered user, including administrators, or to create arbitrary new accounts.

Weakness: CWE-287

Which versions are affected by CVE-2026-14563?

How do I fix CVE-2026-14563?

No fix has been published for CVE-2026-14563 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-14563 being exploited?

There is no known exploitation of CVE-2026-14563 in the wild and no public exploit code.

Sources

Also known as GHSA-8cgx-9g5f-f7cj.

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