CVE-2022-50943

5.1 mediumEPSS 0.3%

Medium (5.1) in moodle moodle. EPSS 0.3% chance of exploitation in the next 30 days.

Moodle LMS 4.0 contains a cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by submitting payloads through the search parameter. Attackers can inject JavaScript code via the search field in course/search.php to execute arbitrary scripts in users' browsers and steal session cookies.

Severity

CVSS 4.0

5.1 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 23% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-05-10
Modified: 2026-07-25
Record from: the NVD, synced 2026-10-19

Affected

moodle:moodle

References

https://git.in.moodle.com/moodle
https://moodle.org/
https://www.exploit-db.com/exploits/51115
https://www.vulncheck.com/advisories/moodle-lms-cross-site-scripting-via-course-search-php

Check your stack JSON