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Vulnerability details: VCID-tbhj-25dd-h3ew
Vulnerability ID VCID-tbhj-25dd-h3ew
Aliases CVE-2023-5546
GHSA-9724-h8p7-r3jv
Summary Moodle Cross-site Scripting vulnerability ID numbers displayed in the quiz grading report required additional sanitizing to prevent a stored XSS risk.
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 4.3 http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-78971
cvssv3.1 5.4 http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-78971
generic_textual MODERATE http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-78971
ssvc Track http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-78971
epss 0.01307 https://api.first.org/data/v1/epss?cve=CVE-2023-5546
epss 0.01307 https://api.first.org/data/v1/epss?cve=CVE-2023-5546
cvssv3.1 4.3 https://bugzilla.redhat.com/show_bug.cgi?id=2243445
cvssv3.1 5.4 https://bugzilla.redhat.com/show_bug.cgi?id=2243445
generic_textual MODERATE https://bugzilla.redhat.com/show_bug.cgi?id=2243445
ssvc Track https://bugzilla.redhat.com/show_bug.cgi?id=2243445
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-9724-h8p7-r3jv
cvssv3.1 5.4 https://github.com/moodle/moodle
generic_textual MODERATE https://github.com/moodle/moodle
cvssv3.1 5.4 https://github.com/moodle/moodle/commit/aa8ab48521fe4a57c3ec923e6e82a5ac1202e9de
generic_textual MODERATE https://github.com/moodle/moodle/commit/aa8ab48521fe4a57c3ec923e6e82a5ac1202e9de
cvssv3.1 4.3 https://moodle.org/mod/forum/discuss.php?d=451587
cvssv3.1 5.4 https://moodle.org/mod/forum/discuss.php?d=451587
generic_textual MODERATE https://moodle.org/mod/forum/discuss.php?d=451587
ssvc Track https://moodle.org/mod/forum/discuss.php?d=451587
cvssv3.1 5.4 https://nvd.nist.gov/vuln/detail/CVE-2023-5546
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2023-5546
Reference id Reference type URL
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-78971
https://api.first.org/data/v1/epss?cve=CVE-2023-5546
https://bugzilla.redhat.com/show_bug.cgi?id=2243445
https://github.com/moodle/moodle
https://github.com/moodle/moodle/commit/aa8ab48521fe4a57c3ec923e6e82a5ac1202e9de
https://moodle.org/mod/forum/discuss.php?d=451587
https://nvd.nist.gov/vuln/detail/CVE-2023-5546
GHSA-9724-h8p7-r3jv https://github.com/advisories/GHSA-9724-h8p7-r3jv
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-78971
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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unchanged

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Vector: CVSS:3.1/AV:N/AC:L/PR:L/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-78971
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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none

required

unchanged

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high

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none

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-04-22T19:14:29Z/ Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-78971
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=2243445
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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Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=2243445
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

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none

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Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-04-22T19:14:29Z/ Found at https://bugzilla.redhat.com/show_bug.cgi?id=2243445
Vector: CVSS:3.1/AV:N/AC:L/PR:L/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

high

none

low

high

none

required

unchanged

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high

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none

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low

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none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/moodle/moodle/commit/aa8ab48521fe4a57c3ec923e6e82a5ac1202e9de
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

low

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required

unchanged

changed

high

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none

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://moodle.org/mod/forum/discuss.php?d=451587
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:L/UI:R/S:C/C:L/I:L/A:N Found at https://moodle.org/mod/forum/discuss.php?d=451587
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/2024-04-22T19:14:29Z/ Found at https://moodle.org/mod/forum/discuss.php?d=451587
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2023-5546
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

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low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.78812
EPSS Score 0.01307
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:15:30.099877+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/11/GHSA-9724-h8p7-r3jv/GHSA-9724-h8p7-r3jv.json 36.1.3