{ "id": "CVE-2020-35698", "sourceIdentifier": "cve@mitre.org", "published": "2023-07-25T20:15:12.643", "lastModified": "2023-08-03T13:50:52.157", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Thinkific Thinkific Online Course Creation Platform 1.0 is affected by: Cross Site Scripting (XSS). The impact is: execute arbitrary code (remote). The component is: Affected Source code of the website CMS which is been used by many to host their online courses using the Thinkific Platform. The attack vector is: To exploit the vulnerability any user has to just visit the link - https://hacktify.thinkific.com/account/billing?success=%E2%80%AA%3Cscript%3Ealert(1)%3C/script%3E. \u00b6\u00b6 Thinkific is a Website based Learning Platform Product which is used by thousands of users worldwide. There is a Cross Site Scripting (XSS) based vulnerability in the code of the CMS where any attacker can execute a XSS attack. Proof of Concept & Steps to Reproduce: Step1 : Go to Google.com Step 2 : Search for this Dork site:thinkific.com -www Step 3 : You will get a list of websites which are running on the thinkific domains. Step 4 : Create account and signin in any of the website Step 5 : Add this endpoint at the end of the domain and you will see that there is a XSS Alert /account/billing?success=%E2%80%AA Step 6 : Choose any domains from google for any website this exploit will work on all the websites as it is a code based flaw in the CMS Step 7 : Thousands of websites are vulnerable due to this vulnerable code in the CMS itself which is giving rise to the XSS attack." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.8, "impactScore": 2.7 } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-79" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:thinkific:thinkific:1.0:*:*:*:*:*:*:*", "matchCriteriaId": "1C98A745-98F6-46B4-B8D7-4C674A2AB9C4" } ] } ] } ], "references": [ { "url": "https://medium.com/@rohitgautam26/cve-2020-35698-a922189c42ef", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] } ] }