0.0
NA
CVE-2026-15249
Patterns Kit <= 1.0.3 - Contributor+ Stored XSS via YouTube Popup Link
Description

The Patterns Kit WordPress plugin through 1.0.3 does not escape a link attribute before its client-side script inserts it into the page, allowing users with a role as low as Contributor to store a payload that executes in the browser of a user who views the content and clicks the affected element.

INFO

Published Date :

Aug. 12, 2026, 6:18 a.m.

Last Modified :

Aug. 12, 2026, 6:18 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-15249 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
Address insufficient escaping in the Patterns Kit plugin to prevent stored cross-site scripting.
  • Update the Patterns Kit WordPress plugin.
  • Ensure link attributes are properly escaped.
  • Review plugin code for similar vulnerabilities.
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-2026-15249.

URL Resource
https://wpscan.com/vulnerability/ad42fc34-5d7e-4fb9-98fc-b9e80b552535/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-15249 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-2026-15249 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-2026-15249 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-15249 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. 12, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'Unknown', 'product': 'Patterns Kit', 'versions': [{'status': 'affected', 'version': '0', 'versionType': 'semver', 'lessThanOrEqual': '1.0.3'}], 'defaultStatus': 'unknown'}]
    Added Description The Patterns Kit WordPress plugin through 1.0.3 does not escape a link attribute before its client-side script inserts it into the page, allowing users with a role as low as Contributor to store a payload that executes in the browser of a user who views the content and clicks the affected element.
    Added Reference https://wpscan.com/vulnerability/ad42fc34-5d7e-4fb9-98fc-b9e80b552535/
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.