CVE-2025-5304

Name: CVE-2025-5304
Creator: NVD / NIST
Published: 2025-06-28T06:15:22.173+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.58%

Last modified Jun 17, 2026

CVE-2025-5304 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.58%

43.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Ptoffice	Pt Project Notebooks	>= 1.0.0, <= 1.1.3

References

Timeline

Published: Jun 28, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-5304?

How severe is CVE-2025-5304?

CVE-2025-5304 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.

How do I fix CVE-2025-5304?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-5304?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST