All in One SEO Pack <= 4.2.9 - Authenticated (Contributor+) Stored Cross-Site Scripting

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2023-0586
CVSS 6.4 (Medium)
Publicly Published February 24, 2023
Last Updated January 22, 2024
Researcher Ivan Kuzymchak - Wordfence

Description

The All in One SEO Pack plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple parameters in versions up to, and including, 4.2.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with Contributor+ role to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Wordfence blocked 516 attacks targeting this vulnerability in the past 24 hours.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

References

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Vulnerability Details for All in One SEO – AI SEO Plugin to Boost SEO Rankings & Traffic (Schema, Local SEO, Sitemap & SEO Insights)

Software Type Plugin
Software Slug all-in-one-seo-pack (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.3.0, or a newer patched version
Affected Version
  • <= 4.2.9
Patched Version
  • 4.3.0

Recent vulnerabilities in All in One SEO – AI SEO Plugin to Boost SEO Rankings & Traffic (Schema, Local SEO, Sitemap & SEO Insights)

# Title CVE ID CVSS Researchers Date
1 All in One SEO < 4.9.9 - Missing Authorization CVE-2026-10755 5.3 WPscan June 29, 2026
2 All in One SEO <= 4.9.7 - Authenticated (Contributor+) Sensitive Information Exposure via 'internalOptions' Localized Script Data CVE-2026-5075 4.3 0x61626390 May 19, 2026
3 All in One SEO – Powerful SEO Plugin to Boost SEO Rankings & Increase Traffic <= 4.9.2 - Missing Authorization to Authenticated (Contributor+) AI Access Token and Credit Disclosure CVE-2025-14384 4.3 NosleeP++ January 15, 2026
4 All In One SEO Pack <= 4.9.1 - Authenticated (Contributor+) SQL Injection CVE-2025-67950 6.5 Drew Webber (mcdruid) December 6, 2025
5 All In One SEO Pack <= 4.8.6.1 - Authenticated (Subscriber+) Information Exposure CVE-2025-64295 4.3 Abu Hurayra (HurayraIIT) November 26, 2025
6 All in One SEO – Powerful SEO Plugin to Boost SEO Rankings & Increase Traffic <= 4.8.9 - Missing Authorization to Authenticated (Contributor+) Arbitrary Media Deletion CVE-2025-12847 4.3 shark3y November 14, 2025
7 All In One SEO Pack <= 4.8.7.1 - Missing Authorization CVE-2025-58650 5.4 Abu Hurayra (HurayraIIT) September 22, 2025
8 All In One SEO Pack <= 4.8.7.1 - Authenticated (Contributor+) Sensitive Information Exposure CVE-2025-58649 4.3 Abu Hurayra (HurayraIIT) September 22, 2025
9 All in One SEO Pack <= 4.8.1.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via Post Meta Description and Canonical URL CVE-2025-2892 6.4 Ivan Kuzymchak May 18, 2025
10 All in One SEO <= 4.6.0 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-3368 6.4 Dmitrii Ignatyev April 29, 2024

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