CVE-2025-39596 WordPress Quentn WP plugin <= 1.2.8 - Privilege Escalation Vulnerability

Q: What is CVE-2025-39596?

CVE-2025-39596 is a critical authentication bypass vulnerability in Quentn.com GmbH Quentn WP, published on 17 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Q: Is CVE-2025-39596 being exploited?

There is no known exploitation of CVE-2025-39596 in the wild and no public exploit code.

Q: How do I fix CVE-2025-39596?

No fix has been published for CVE-2025-39596 yet. Limit exposure of the affected software until one is available.

Critical 9.8 Published 17 Apr 2025 Updated 28 Apr 2026

Weak authentication in the Quentn WP plugin allows attackers to escalate privileges within the WordPress environment.

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-2025-39596?

CVE-2025-39596 is a critical authentication bypass vulnerability in Quentn.com GmbH Quentn WP, published on 17 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Weak Authentication vulnerability in Quentn.com GmbH Quentn WP quentn-wp allows Privilege Escalation.This issue affects Quentn WP: from n/a through <= 1.2.8.

Weakness: CWE-1390

Which versions are affected by CVE-2025-39596?

How do I fix CVE-2025-39596?

No fix has been published for CVE-2025-39596 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-2025-39596 being exploited?

There is no known exploitation of CVE-2025-39596 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-885m-7fcx-5rgv.