Search for vulnerabilities
Vulnerability details: VCID-e9dk-4y3m-c7fu
Vulnerability ID VCID-e9dk-4y3m-c7fu
Aliases CVE-2016-9188
GHSA-7ghm-fp7p-qvjq
Summary Moodle XSS Vulnerability 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.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00396 https://api.first.org/data/v1/epss?cve=CVE-2016-9188
epss 0.00396 https://api.first.org/data/v1/epss?cve=CVE-2016-9188
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2016-9188
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2016-9188
cvssv3.1 6.1 https://packetstormsecurity.com/files/139466/Moodle-CMS-3.1.2-Cross-Site-Scripting-File-Upload.html
generic_textual MODERATE https://packetstormsecurity.com/files/139466/Moodle-CMS-3.1.2-Cross-Site-Scripting-File-Upload.html
cvssv3.1 6.1 https://web.archive.org/web/20210123190812/http://www.securityfocus.com/bid/94189
generic_textual MODERATE https://web.archive.org/web/20210123190812/http://www.securityfocus.com/bid/94189
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2016-9188
https://nvd.nist.gov/vuln/detail/CVE-2016-9188
https://packetstormsecurity.com/files/139466/Moodle-CMS-3.1.2-Cross-Site-Scripting-File-Upload.html
https://web.archive.org/web/20210123190812/http://www.securityfocus.com/bid/94189
GHSA-7ghm-fp7p-qvjq https://github.com/advisories/GHSA-7ghm-fp7p-qvjq
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2016-9188
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://packetstormsecurity.com/files/139466/Moodle-CMS-3.1.2-Cross-Site-Scripting-File-Upload.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://web.archive.org/web/20210123190812/http://www.securityfocus.com/bid/94189
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.59585
EPSS Score 0.00396
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:26:49.991551+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-7ghm-fp7p-qvjq/GHSA-7ghm-fp7p-qvjq.json 36.1.3