CVE-2026-13709

Deferred Deferred - Pending Action

Stored XSS in Graphina WordPress Plugin

Publication date: 2026-09-09

Last updated on: 2026-09-09

Assigner: Wordfence

Description

The Graphina – Charts and Graphs For Elementor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'iq_tree_tree_chart_template' Widget Setting in all versions up to, and including, 3.1.11 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-09

Last Modified

2026-09-09

Generated

2026-09-29

AI Q&A

2026-09-10

EPSS Evaluated

2026-09-27

NVD

CVE-2026-13709

EUVD

EUVD-2026-74543

Affected Vendors & Products

Vendor	Product	Version / Range
graphina	charts_and_graphs_for_elementor	to 3.1.11 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This is a Stored Cross-Site Scripting (XSS) vulnerability in the Graphina plugin for WordPress. It allows authenticated attackers with contributor-level access or higher to inject malicious scripts into web pages via the 'iq_tree_tree_chart_template' widget setting. The issue arises due to insufficient input sanitization and output escaping.

Detection Guidance

To detect this vulnerability, inspect WordPress sites using the Graphina plugin for versions up to 3.1.11. Check for unauthorized scripts in pages using the 'iq_tree_tree_chart_template' widget. Review contributor-level user activity logs for suspicious changes.

Impact Analysis

An attacker could exploit this to inject scripts that run when users visit affected pages. This could lead to theft of cookies, session tokens, or other sensitive data. It may also allow attackers to perform actions on behalf of users or deface websites.

Compliance Impact

This vulnerability could lead to unauthorized access to user data, potentially violating GDPR (data protection) and HIPAA (health information privacy) requirements. Organizations may face compliance penalties if user data is compromised due to this flaw.

Mitigation Strategies

Immediately update the Graphina plugin to the latest version beyond 3.1.11. Remove any unknown contributor accounts. Audit pages for injected scripts and remove them. Restrict contributor-level access to trusted users only.

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