CVE-2013-4942: YUI Cross-site Scripting (XSS) vulnerability

May 13, 2022 (updated April 12, 2025)

Cross-site scripting (XSS) vulnerability in flashuploader.swf in the Uploader component in Yahoo! YUI 3.5.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.1, and other products, allows remote attackers to inject arbitrary web script or HTML via a crafted string in a URL.

References

github.com/advisories/GHSA-9ww8-j8j2-3788
moodle.org/mod/forum/discuss.php?d=232496
nvd.nist.gov/vuln/detail/CVE-2013-4942
web.archive.org/web/20130909203912/http://yuilibrary.com/support/20130515-vulnerability

Code Behaviors & Features

Detect and mitigate CVE-2013-4942 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →