CVE-2026-19840
Notiqoo < 1.4.14 - Contributor+ Arbitrary Option Update via Multiple AJAX Actions
Description
The Notiqoo WordPress plugin before 1.4.14 does not have capability checks on several of its AJAX actions and builds the name of the option to write from user input, allowing users with a role as low as contributor to modify arbitrary WordPress options, which can be used to deactivate Notiqoo WordPress plugin before 1.4.14 and to lock every administrator out of the site.
INFO
Published Date :
Sept. 10, 2026, 7:17 a.m.
Last Modified :
Sept. 10, 2026, 7:17 a.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-19840
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 Notiqoo WordPress plugin to version 1.4.14.
- Apply necessary configuration changes after updating.
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-2026-19840.
| URL | Resource |
|---|---|
| https://wpscan.com/vulnerability/030939ee-9aa9-4082-934e-c9a07fc3dfc3/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-19840 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-2026-19840
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-2026-19840 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-19840 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]
Sep. 10, 2026
Action Type Old Value New Value Added Description The Notiqoo WordPress plugin before 1.4.14 does not have capability checks on several of its AJAX actions and builds the name of the option to write from user input, allowing users with a role as low as contributor to modify arbitrary WordPress options, which can be used to deactivate Notiqoo WordPress plugin before 1.4.14 and to lock every administrator out of the site. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/19xxx/CVE-2026-19840.json">CVE-2026-19840</a> Added Reference https://wpscan.com/vulnerability/030939ee-9aa9-4082-934e-c9a07fc3dfc3/