Search for vulnerabilities
Vulnerability details: VCID-2muw-jxf5-dyeh
Vulnerability ID VCID-2muw-jxf5-dyeh
Aliases CVE-2021-36393
GHSA-f46j-r7q3-6cm2
Summary Moodle SQL Injection vulnerability In Moodle, an SQL injection risk was identified in the library fetching a user's recent courses.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
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 0.26319 https://api.first.org/data/v1/epss?cve=CVE-2021-36393
epss 0.26319 https://api.first.org/data/v1/epss?cve=CVE-2021-36393
cvssv3.1_qr CRITICAL https://github.com/advisories/GHSA-f46j-r7q3-6cm2
cvssv3.1 9.8 https://github.com/moodle/moodle
generic_textual CRITICAL https://github.com/moodle/moodle
cvssv3.1 9.8 https://moodle.org/mod/forum/discuss.php?d=424798
generic_textual CRITICAL https://moodle.org/mod/forum/discuss.php?d=424798
ssvc Track https://moodle.org/mod/forum/discuss.php?d=424798
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2021-36393
generic_textual CRITICAL https://nvd.nist.gov/vuln/detail/CVE-2021-36393
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-36393
https://github.com/moodle/moodle
https://moodle.org/mod/forum/discuss.php?d=424798
https://nvd.nist.gov/vuln/detail/CVE-2021-36393
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
GHSA-f46j-r7q3-6cm2 https://github.com/advisories/GHSA-f46j-r7q3-6cm2
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/moodle/moodle
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://moodle.org/mod/forum/discuss.php?d=424798
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: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-03-06T15:45:19Z/ Found at https://moodle.org/mod/forum/discuss.php?d=424798
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-36393
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 0.96042
EPSS Score 0.26319
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:15:13.947828+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/03/GHSA-f46j-r7q3-6cm2/GHSA-f46j-r7q3-6cm2.json 36.1.3