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WordPress plugin

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

CVE-2025-5304Published · Updated

Action summary

Affected: 1.0.0 – 1.1.3Update to 1.2.0 or newer

All remediation steps
Watch plugin
Severity
Critical9.8
CVSS
9.8
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:N User interaction
None
S:U Scope
Unchanged
C:H Confidentiality
High
I:H Integrity
High
A:H Availability
High
Weakness
CWE-862 Missing Authorization
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

PT Project Notebooks project-notebooks

  1. Affected1.0.0 – 1.1.3
  2. Patched in1.2.0

Update to 1.2.0 or newer.

You are affected if you run 1.0.0 – 1.1.3. Version 1.2.0 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under PT Project Notebooks.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 1.2.0, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch PT Project Notebooks to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to kr0d.

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.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

Same weakness (Missing Authorization)

All Missing Authorization
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CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
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CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
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CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity critical, CVSS 9.8

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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