{"id":"CVE-2023-0586","aliases":["EUVD-2023-12626","GHSA-vgcj-j4f7-w2g2"],"status":"published","title":"All in One SEO Pack  \u003c= 4.2.9 - Authenticated (Contributor+) Stored Cross-Site Scripting","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.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02526,"percentile":0.84995,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-02-24T14:47:02Z","modified":"2026-06-17T05:25:52Z","products":[{"vendor":"aioseo","product":"all_in_one_seo"},{"vendor":"smub","product":"all in one seo – powerful seo plugin to boost seo rankings \u0026 increase traffic"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0c508f3a?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/4.2.9/app/Common/Admin/PostSettings.php?v=2829340#L202","tags":["x_transferred","Release Notes"]},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026new=2859011%40all-in-one-seo-pack%2Ftrunk\u0026old=2847431%40all-in-one-seo-pack%2Ftrunk\u0026sfp_email=\u0026sfph_mail=","tags":["x_transferred","Release Notes"]},{"url":"https://www.wordfence.com/blog/2023/02/all-in-one-seo-pack-vulnerabilities-impacting-3-million-sites-patched/"},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0c508f3a","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0586"},{"url":"https://www.wordfence.com/blog/2023/02/all-in-one-seo-pack-vulnerabilities-impacting-3-million-sites-patched"},{"url":"https://github.com/advisories/GHSA-vgcj-j4f7-w2g2"}],"sources":{"cve":[{"id":"CVE-2023-0586","title":"All in One SEO Pack  \u003c= 4.2.9 - Authenticated (Contributor+) Stored Cross-Site Scripting","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.","status":"published","published":"2023-02-24T14:47:02.73Z","modified":"2026-04-08T16:38:26.63Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:35:35.256261Z"}],"euvd":[{"id":"EUVD-2023-12626","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.","status":"published","published":"2023-02-24T14:47:02Z","modified":"2026-04-08T16:38:26Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:25:07.383893Z"}],"ghsa":[{"id":"GHSA-vgcj-j4f7-w2g2","title":"The All in One SEO Pack plugin for WordPress is vulnerable to Stored Cross-Site Scripting via...","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.","status":"published","published":"2023-02-24T15:30:17Z","modified":"2026-04-08T18:33:07Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:07:13.920792Z"}],"nvd":[{"id":"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.","status":"published","published":"2023-02-24T15:15:12.72Z","modified":"2026-06-17T05:25:52.55Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:47.623983Z"}]}}