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Vulnerability details: VCID-fjp2-1t27-6fb3
Vulnerability ID VCID-fjp2-1t27-6fb3
Aliases CVE-2023-5541
GHSA-28gc-4qq5-8q26
Summary Moodle Cross-site Scripting vulnerability The CSV grade import method contained an XSS risk for users importing the spreadsheet, if it contained unsafe content.
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
cvssv3.1 3.3 http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
cvssv3.1 6.1 http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
generic_textual MODERATE http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
ssvc Track http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
epss 0.00102 https://api.first.org/data/v1/epss?cve=CVE-2023-5541
epss 0.00102 https://api.first.org/data/v1/epss?cve=CVE-2023-5541
cvssv3.1 3.3 https://bugzilla.redhat.com/show_bug.cgi?id=2243437
cvssv3.1 6.1 https://bugzilla.redhat.com/show_bug.cgi?id=2243437
generic_textual MODERATE https://bugzilla.redhat.com/show_bug.cgi?id=2243437
ssvc Track https://bugzilla.redhat.com/show_bug.cgi?id=2243437
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-28gc-4qq5-8q26
cvssv3.1 6.1 https://github.com/moodle/moodle
generic_textual MODERATE https://github.com/moodle/moodle
cvssv3.1 6.1 https://github.com/moodle/moodle/commit/f5f6ce375e37da902afb043c6b506129fc433233
generic_textual MODERATE https://github.com/moodle/moodle/commit/f5f6ce375e37da902afb043c6b506129fc433233
cvssv3.1 3.3 https://moodle.org/mod/forum/discuss.php?d=451582
cvssv3.1 6.1 https://moodle.org/mod/forum/discuss.php?d=451582
generic_textual MODERATE https://moodle.org/mod/forum/discuss.php?d=451582
ssvc Track https://moodle.org/mod/forum/discuss.php?d=451582
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2023-5541
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2023-5541
Reference id Reference type URL
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
https://api.first.org/data/v1/epss?cve=CVE-2023-5541
https://bugzilla.redhat.com/show_bug.cgi?id=2243437
https://github.com/moodle/moodle
https://github.com/moodle/moodle/commit/f5f6ce375e37da902afb043c6b506129fc433233
https://moodle.org/mod/forum/discuss.php?d=451582
https://nvd.nist.gov/vuln/detail/CVE-2023-5541
GHSA-28gc-4qq5-8q26 https://github.com/advisories/GHSA-28gc-4qq5-8q26
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
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

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
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

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unchanged

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-07-17T20:18:35Z/ Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79426
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=2243437
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

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=2243437
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

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none

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unchanged

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-07-17T20:18:35Z/ Found at https://bugzilla.redhat.com/show_bug.cgi?id=2243437
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N 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

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required

unchanged

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/moodle/moodle/commit/f5f6ce375e37da902afb043c6b506129fc433233
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

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required

unchanged

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Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N Found at https://moodle.org/mod/forum/discuss.php?d=451582
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

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required

unchanged

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none

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://moodle.org/mod/forum/discuss.php?d=451582
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:N/T:P/P:M/B:A/M:M/D:T/2024-07-17T20:18:35Z/ Found at https://moodle.org/mod/forum/discuss.php?d=451582
Vector: CVSS:3.1/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-2023-5541
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

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none

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Exploit Prediction Scoring System (EPSS)
Percentile 0.29038
EPSS Score 0.00102
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:15:27.895695+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/11/GHSA-28gc-4qq5-8q26/GHSA-28gc-4qq5-8q26.json 36.1.3