Vulnerability Details CVE-2023-46858
Moodle 4.3 allows /grade/report/grader/index.php?searchvalue= reflected XSS when logged in as a teacher. NOTE: the Moodle Security FAQ link states "Some forms of rich content [are] used by teachers to enhance their courses ... admins and teachers can post XSS-capable content, but students can not."
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 29.9%
CVSS Severity
CVSS v3 Score 5.4
References
- https://docs.moodle.org/403/en/Security_FAQ#I_have_discovered_Cross_Site_Scripting_.28XSS.29_is_possible_with_Moodle
- https://gist.github.com/Abid-Ahmad/12d2b4878eb731e8871b96b7d55125cd
- https://packetstormsecurity.com/files/175277/Moodle-4.3-Cross-Site-Scripting.html
- https://docs.moodle.org/403/en/Security_FAQ#I_have_discovered_Cross_Site_Scripting_.28XSS.29_is_possible_with_Moodle
- https://gist.github.com/Abid-Ahmad/12d2b4878eb731e8871b96b7d55125cd
- https://packetstormsecurity.com/files/175277/Moodle-4.3-Cross-Site-Scripting.html