Vulnerability · Published Jan 28, 2021 · Assigned by redhat
CVE-2021-20183
Medium 5.4
In plain English
A medium-severity cross-site scripting in moodle. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 58% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.4Medium
Exploit odds (30 days)0.8%top 42.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
It was found in Moodle before version 3.10.1 that some search inputs were vulnerable to reflected XSS due to insufficient escaping of search queries.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | moodle/moodle | 4.0.0-beta | GHSA-xhfx-rm8q-c3xv |
Affected products (as reported)
Weakness: CWE-79
References
- https://moodle.org/mod/forum/discuss.php?d=417166 x_refsource_MISC