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Vulnerability details: VCID-g5a4-t468-mqdt
Vulnerability ID VCID-g5a4-t468-mqdt
Aliases CVE-2025-26530
GHSA-4w32-c9g7-27qx
Summary Moodle allows reflected XSS via question bank filter The question bank filter required additional sanitizing to prevent a reflected XSS risk.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3.1 8.3 http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84146
generic_textual HIGH http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84146
ssvc Track http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84146
epss 0.00095 https://api.first.org/data/v1/epss?cve=CVE-2025-26530
epss 0.00095 https://api.first.org/data/v1/epss?cve=CVE-2025-26530
cvssv3.1 8.3 https://github.com/moodle/moodle
generic_textual HIGH https://github.com/moodle/moodle
cvssv3.1 8.3 https://moodle.org/mod/forum/discuss.php?d=466146
generic_textual HIGH https://moodle.org/mod/forum/discuss.php?d=466146
ssvc Track https://moodle.org/mod/forum/discuss.php?d=466146
cvssv3.1 8.3 https://nvd.nist.gov/vuln/detail/CVE-2025-26530
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2025-26530
Reference id Reference type URL
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84146
https://api.first.org/data/v1/epss?cve=CVE-2025-26530
https://github.com/moodle/moodle
https://moodle.org/mod/forum/discuss.php?d=466146
https://nvd.nist.gov/vuln/detail/CVE-2025-26530
GHSA-4w32-c9g7-27qx https://github.com/advisories/GHSA-4w32-c9g7-27qx
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84146
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:T/P:M/B:A/M:M/D:T/2025-02-24T20:05:56Z/ Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-84146
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/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:H/PR:N/UI:R/S:C/C:H/I:H/A:H Found at https://moodle.org/mod/forum/discuss.php?d=466146
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:T/P:M/B:A/M:M/D:T/2025-02-24T20:05:56Z/ Found at https://moodle.org/mod/forum/discuss.php?d=466146
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2025-26530
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 0.27652
EPSS Score 0.00095
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:12:33.082157+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/02/GHSA-4w32-c9g7-27qx/GHSA-4w32-c9g7-27qx.json 36.1.3