XSS in Moodle

CVE-2013-4940

Cross-site scripting (XSS) vulnerability in io.swf in the IO Utility component in Yahoo! YUI 3.10.2, 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. NOTE: this vulnerability exists because of a CVE-2013-4939 regression.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.015 (71.5th percentile) — read the EPSS interpretation.

Affected products

  • Moodle — versions 2.1.0, 2.1.1, 2.1.2
  • Yahoo Yui — versions 3.0.0, 3.1.0, 3.1.1
  • N/a — versions n/a

Weakness classification (CWE)

References