Moodle XSS Vulnerability

Also known as GHSA-7ghm-fp7p-qvjq

Published 10 y ago 2016-11-04 · modified 4 mo ago 2026-06-17 · JSON

CVSS

6.1

v3.0 · NVD

CISA KEV

not known exploited

EPSS

1.5%

percentile 75%

Public exploits

none known

Cross-site scripting (XSS) vulnerabilities in Moodle CMS on or before 3.1.2 allow remote attackers to inject arbitrary web script or HTML via the s_additionalhtmlhead, s_additionalhtmltopofbody, and s_additionalhtmlfooter parameters.

Exploit prediction (EPSS)

1.54% probability of exploitation in the next 30 days, higher than 75% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	6.1	`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`
NVD	2.0	4.3	`AV:N/AC:M/Au:N/C:N/I:P/A:N`
GitHub	3.0	6.1	`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`

Affected packages

Ecosystem	Package	Affected	Fixed in
packagist	`moodle/moodle`	>=2.0.1, <=3.2.1	no fix listed

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

securityfocus.com /bid/94189 · vdb-entry, x_refsource_BID, x_transferred
packetstormsecurity.com /files/139466/Moodle-CMS-3.1.2-Cross-Site-Scripting-File-Upload.html · x_refsource_MISC, x_transferred
nvd.nist.gov /vuln/detail/CVE-2016-9188 · advisory
web.archive.org /web/20210123190812/http://www.securityfocus.com/bid/94189 · web

Sources

CVE List: CVE-2016-9188
GitHub Advisory: GHSA-7ghm-fp7p-qvjq
NVD: CVE-2016-9188

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.