0.0
NA
CVE-2026-16256
Pouco Import Users <= 1.0.0 - Unauthenticated Privilege Escalation
Description

The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce checks on AJAX actions available to unauthenticated users that create and update WordPress accounts, and it trusts an attacker-supplied role value, allowing unauthenticated attackers to create a new administrator account and take over the site.

INFO

Published Date :

Aug. 2, 2026, 6:16 a.m.

Last Modified :

Aug. 2, 2026, 6:16 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-16256 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Update the POUCO Import Users WordPress plugin to a version that addresses authentication and nonce check vulnerabilities.
  • Update the POUCO Import Users WordPress plugin.
  • Verify that nonce checks are enforced for AJAX actions.
  • Ensure role assignments are properly validated.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-16256.

URL Resource
https://wpscan.com/vulnerability/c7442f47-7263-4cbb-8157-a4ac69953c95/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-16256 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-16256 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-16256 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-16256 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Aug. 02, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'Unknown', 'product': 'POUCO Import Users', 'versions': [{'status': 'affected', 'version': '0', 'versionType': 'semver', 'lessThanOrEqual': '1.0.0'}], 'defaultStatus': 'unknown'}]
    Added Description The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce checks on AJAX actions available to unauthenticated users that create and update WordPress accounts, and it trusts an attacker-supplied role value, allowing unauthenticated attackers to create a new administrator account and take over the site.
    Added Reference https://wpscan.com/vulnerability/c7442f47-7263-4cbb-8157-a4ac69953c95/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.