CVE-2023-0586
MEDIUM
Published Feb 24, 20233y ago · Modified Jun 17, 20262w ago
5.4 CVSS 3.1
Published Feb 24, 2023 3y ago
Last Modified Jun 17, 2026 2w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None
Threat Intelligence
No active exploitation signals — not in CISA KEV and no EPSS score yet.
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-79 Cross-site Scripting Injection
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| aioseo | all_in_one_seo | * | ≤4.2.9 |
References 5
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/4.2.9/app/Common/Admin/PostSettings.php?v=2829340#L202
- plugins.trac.wordpress.org 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=
- wordfence.com https://www.wordfence.com/blog/2023/02/all-in-one-seo-pack-vulnerabilities-impacting-3-million-sites-patched/
- wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0c508f3a
- wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0c508f3a?source=cve
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.