CVE-2023-0586
All in One SEO Pack <= 4.2.9 - Authenticated (Contributor+) Stored Cross-Site Scripting
- State
- Published
- Severity
- 6.4 Medium
- Published
- Feb 24, 2023
- Updated
- Apr 8, 2026
- Reserved
- Jan 30, 2023
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N | Wordfence |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
All in One SEO – Powerful SEO Plugin to Boost SEO Rankings & Increase Trafficsmub |
|
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0c508f3a?source=cve
- https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/4.2.9/app/Common/Admin/PostSettings.php?v=2829340#L202
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2859011%40all-in-one-seo-pack%2Ftrunk&old=2847431%40all-in-one-seo-pack%2Ftrunk&sfp_email=&sfph_mail=
- https://www.wordfence.com/blog/2023/02/all-in-one-seo-pack-vulnerabilities-impacting-3-million-sites-patched/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0c508f3a
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