Moodle Cross-site Scripting
Impact
moodle before versions 3.5.2, 3.4.5, 3.3.8 is vulnerable to a boost theme - blog search GET parameter insufficiently filtered. The breadcrumb navigation provided by Boost theme when displaying search results of a blog were insufficiently filtered, which could result in reflected XSS if a user followed a malicious link containing JavaScript in the search parameter.
Source excerpt · OSVAffected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
| Affected range | Recorded fix |
|---|---|
| From 3.3 before 3.3.8Ecosystem versions | 3.3.8 |
| From 3.4 before 3.4.5Ecosystem versions | 3.4.5 |
| From 3.5 before 3.5.2Ecosystem versions | 3.5.2 |
Version evidence: OSV · GHSA-gqrp-qhv8-phrv
View original version evidence (25 explicit versions)
Original source description
moodle before versions 3.5.2, 3.4.5, 3.3.8 is vulnerable to a boost theme - blog search GET parameter insufficiently filtered. The breadcrumb navigation provided by Boost theme when displaying search results of a blog were insufficiently filtered, which could result in reflected XSS if a user followed a malicious link containing JavaScript in the search parameter.