Medium severity6.4NVD Advisory· Published Feb 24, 2023· Updated Apr 8, 2026
CVE-2023-0586
CVE-2023-0586
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <=4.2.9
Patches
Vulnerability mechanics
References
5- www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0c508f3anvdThird Party Advisory
- plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/4.2.9/app/Common/Admin/PostSettings.phpnvdRelease Notes
- plugins.trac.wordpress.org/changesetnvdRelease Notes
- www.wordfence.com/blog/2023/02/all-in-one-seo-pack-vulnerabilities-impacting-3-million-sites-patched/nvd
- www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0c508f3anvd
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