Improper input validation in Moodle

CVE-2011-4294

The error-message functionality in Moodle 1.9.x before 1.9.13, 2.0.x before 2.0.4, and 2.1.x before 2.1.1 does not ensure that a continuation link refers to an http or https URL for the local Moodle instance, which might allow attackers to trick users into visiting arbitrary web sites via unspecified vectors.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.015 (72.4th percentile) — read the EPSS interpretation.

Affected products

  • Moodle — versions 1.9.1, 1.9.2, 1.9.3
  • N/a — versions n/a

Weakness classification (CWE)

References