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Vulnerability details: VCID-wzrk-jv6g-2ych
Vulnerability ID VCID-wzrk-jv6g-2ych
Aliases CVE-2025-26528
GHSA-h697-w4ph-7pcx
Summary Moodle has a stored XSS in ddimageortext question type The drag-and-drop onto image (ddimageortext) question type required additional sanitizing to prevent a stored XSS risk.
Status Published
Exploitability 0.5
Weighted Severity 3.1
Risk 1.6
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 3.4 http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-82896
generic_textual LOW http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-82896
ssvc Track http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-82896
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2025-26528
epss 0.00062 https://api.first.org/data/v1/epss?cve=CVE-2025-26528
cvssv3.1 3.4 https://github.com/moodle/moodle
generic_textual LOW https://github.com/moodle/moodle
cvssv3.1 3.4 https://moodle.org/mod/forum/discuss.php?d=466144
generic_textual LOW https://moodle.org/mod/forum/discuss.php?d=466144
ssvc Track https://moodle.org/mod/forum/discuss.php?d=466144
cvssv3.1 3.4 https://nvd.nist.gov/vuln/detail/CVE-2025-26528
generic_textual LOW https://nvd.nist.gov/vuln/detail/CVE-2025-26528
Reference id Reference type URL
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-82896
https://api.first.org/data/v1/epss?cve=CVE-2025-26528
https://github.com/moodle/moodle
https://moodle.org/mod/forum/discuss.php?d=466144
https://nvd.nist.gov/vuln/detail/CVE-2025-26528
GHSA-h697-w4ph-7pcx https://github.com/advisories/GHSA-h697-w4ph-7pcx
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-82896
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/2025-02-24T20:03:52Z/ Found at http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-82896
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/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

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:N/I:L/A:N Found at https://moodle.org/mod/forum/discuss.php?d=466144
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/2025-02-24T20:03:52Z/ Found at https://moodle.org/mod/forum/discuss.php?d=466144
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2025-26528
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 0.196
EPSS Score 0.00062
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:12:31.501596+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/02/GHSA-h697-w4ph-7pcx/GHSA-h697-w4ph-7pcx.json 36.1.3