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Case File

CVE-2013-4940

MEDIUM · CVSS 4.3 EPSS 1.49%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2013-07-29 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. It may be remotely exploitable.

CVE
CVE-2013-4940
Severity
MEDIUM
CVSS
4.3
EPSS
1.49%

Original NVD Description

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.