XSS in Moodle

CVE-2015-3178

Cross-site scripting (XSS) vulnerability in the external_format_text function in lib/externallib.php in Moodle through 2.5.9, 2.6.x before 2.6.11, 2.7.x before 2.7.8, and 2.8.x before 2.8.6 allows remote authenticated users to inject arbitrary web script or HTML into an external application via a crafted string that is visible to web services.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v2 metric

CVSS v2 base score 3.5 (Low). Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.014 (72.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2015-3178: held from 0.015 to 0.014.

EPSS over last 30 days · oldest: 0.015 · newest: 0.014 · change: -0.000

Affected products

  • Moodle — versions 2.5.0, 2.5.1, 2.5.2

Weakness classification (CWE)

References