5.3
Medium
The All in One SEO – AI SEO Plugin to Boost SEO Rankings & Traffic (Schema, Local SEO, Sitemap & SEO Insights) plugin for WordPress is…
CVE-2026-109367
The All in One SEO – AI SEO Plugin to Boost SEO Rankings & Traffic (Schema, Local SEO, Sitemap & SEO Insights) plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 5.0.3 via the 's' parameter. This makes it possible for unauthenticated attackers to extract arbitrary non-public post meta values, including sensitive custom fields such as API keys and internal notes, emitted verbatim into the HTML title element and JSON-LD SearchResultsPage schema.
Assessment
- CVSS
- 5.3 (v3.1)
- Severity
- Medium
- Known exploited
- Not listed in CISA KEV
- Exploit availability
- Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
- Published
- 31 October 2026
- Last updated
- 31 October 2026
- Affected
- smub
- Assigner
- Wordfence
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
At the source
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/75510022-382c-4d03-9c59-1d06349e72bb?source=cve
- https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/5.0.3/app/Common/Utils/Tags.php#L1494
- https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/5.0.3/app/Common/Utils/Tags.php#L1393
- https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/5.0.3/app/Common/Utils/Tags.php#L965
- https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/5.0.3/app/Common/Utils/Tags.php#L1214
- https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/5.0.3/app/Common/Meta/Title.php#L116
- https://plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/5.0.3/app/Common/Meta/Helpers.php#L95
- https://plugins.trac.wordpress.org/changeset/3760115/all-in-one-seo-pack/trunk/app/Common/Utils/Tags.php
- https://nvd.nist.gov/vuln/detail/CVE-2026-109367
Query this programmatically
Agents can read this through the MCP endpoint, or over HTTP:
curl https://cve.zerocrew.in/api/cve/CVE-2026-109367