CVE-2025-5304

PT Project Notebooks 1.0.0 - 1.1.3 - Missing Authorization to Unauthenticated Privilege Escalation via wpnb_pto_new_users_add Function

9.8 CriticalPublic exploit

The PT Project Notebooks plugin for WordPress is vulnerable to Privilege Escalation due to missing authorization in the wpnb_pto_new_users_add() function in versions 1.0.0 through 1.1.3. This makes it possible for unauthenticated attackers to elevate their privileges to that of an administrator.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.71%Up 0.7 points since Jun 28, 2025

What each source reports

CVE List Score used 9.8

PT Project Notebooks 1.0.0 - 1.1.3 - Missing Authorization to Unauthenticated Privilege Escalation via wpnb_pto_new_users_add Function

Record: CVE-2025-5304
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-862
Updated: 2026-11-02

EUVDEUVD-2025-19577 9.8

Record: EUVD-2025-19577
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-jjx8-42xr-xg34 9.8

The PT Project Notebooks plugin for WordPress is vulnerable to Privilege Escalation due to...

Record: GHSA-jjx8-42xr-xg34
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-862
Updated: 2026-11-02

NVD 9.8

Record: CVE-2025-5304
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-862
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
PoC in GitHub	Nxploited/CVE-2025-5304	2025-09-27

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-5304 is a critical vulnerability (CVSS 9.8) in Ptoffice Pt Project Notebooks, published June 28, 2025. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.71%, the 53rd percentile. No source names a fixed version.