CWE
79
Advisory Published
Updated

CVE-2021-24525: Shortcodes Ultimate < 5.10.2 - Contributor+ Stored XSS

First published: Mon Sep 20 2021(Updated: )

The Shortcodes Ultimate WordPress plugin before 5.10.2 allows users with Contributor roles to perform stored XSS via shortcode attributes. Note: the plugin is inconsistent in its handling of shortcode attributes; some do escape, most don't, and there are even some attributes that are insecure by design (like [su_button]'s onclick attribute).

Credit: contact@wpscan.com

Affected SoftwareAffected VersionHow to fix
Shortcodes Ultimate by Vova Anokhin<5.10.2

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Frequently Asked Questions

  • What is CVE-2021-24525?

    CVE-2021-24525 is a vulnerability in the Shortcodes Ultimate WordPress plugin that allows users with Contributor roles to perform stored XSS through shortcode attributes.

  • How can the Shortcodes Ultimate WordPress plugin version 5.10.2 be exploited?

    The vulnerability in version 5.10.2 allows users with Contributor roles to perform stored XSS by using insecure shortcode attributes.

  • What is the severity of CVE-2021-24525?

    The severity of CVE-2021-24525 is medium, with a CVSS score of 5.4.

  • Which versions of Shortcodes Ultimate WordPress plugin are affected by CVE-2021-24525?

    Versions up to and excluding 5.10.2 of the Shortcodes Ultimate WordPress plugin are affected by CVE-2021-24525.

  • Is there a fix for CVE-2021-24525?

    Yes, updating to version 5.10.2 of the Shortcodes Ultimate WordPress plugin will fix the vulnerability.

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