CVE-2026-97270
Received Received - Intake

Subscriber XSS in CMB2 Plugin

Publication date: 2026-09-30

Last updated on: 2026-09-30

Assigner: Patchstack

Description
Subscriber Cross Site Scripting (XSS) in CMB2 <= 2.13.0 versions.

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Meta Information

Published
2026-09-30
Last Modified
2026-09-30
Generated
2026-09-30
AI Q&A
2026-09-30
EPSS Evaluated
N/A
NVD
CVE-2026-97270
EUVD
EUVD-2026-89920

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE
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KEV
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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.

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Executive Summary

This is a Subscriber Cross Site Scripting (XSS) vulnerability in the CMB2 WordPress plugin versions 2.13.0 and below. It allows attackers to inject malicious scripts into websites by exploiting a flaw that requires a privileged user to perform an action like clicking a link or submitting a form.

Detection Guidance

To detect this vulnerability, check if your CMB2 plugin version is 2.13.0 or below. You can do this by inspecting the plugin files or using WordPress admin panel under Plugins. No specific commands are provided, but manual verification of the plugin version is required.

Impact Analysis

Attackers could steal visitor data or hijack accounts by injecting malicious scripts. The vulnerability requires a privileged user, such as a Subscriber or Developer, to trigger the attack, potentially compromising website security and user privacy.

Mitigation Strategies

Immediately update the CMB2 plugin to version 2.13.1 or later. If updating is not possible, seek assistance from a hosting provider or web developer. Enable auto-updates for vulnerable plugins if using Patchstack.

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