{"vulnerability": "CVE-2021-42841", "sightings": [{"uuid": "332cbdd9-cc28-41cf-a10a-c34ea3261c5f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-42841", "type": "seen", "source": "https://t.me/cibsecurity/35084", "content": "\u203c CVE-2021-42841 \u203c\n\nInsta HMS before 12.4.10 is vulnerable to XSS because of improper validation of user-supplied input by multiple scripts. A remote attacker could exploit this vulnerability via a crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2022-01-07T00:11:17.000000Z"}]}