CVE-2025-3645

A flaw was found in Moodle. Insufficient capability checks in a messaging web service allowed users to view other users' names and online statuses.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2025-3645	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2359761	Issue Tracking
https://moodle.org/mod/forum/discuss.php?d=467606	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::

History

No history.

Information

Published : 2025-04-25 15:15

Updated : 2025-06-24 15:59

NVD link : CVE-2025-3645

Mitre link : CVE-2025-3645

CVE.ORG link : CVE-2025-3645

JSON object : View

Products Affected

moodle

moodle

CWE

CWE-863

Incorrect Authorization

{"id": "CVE-2025-3645", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "patrick@puiterwijk.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2025-04-25T15:15:38.410", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2025-3645", "tags": ["Third Party Advisory"], "source": "patrick@puiterwijk.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2359761", "tags": ["Issue Tracking"], "source": "patrick@puiterwijk.org"}, {"url": "https://moodle.org/mod/forum/discuss.php?d=467606", "tags": ["Vendor Advisory"], "source": "patrick@puiterwijk.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "patrick@puiterwijk.org", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in Moodle. Insufficient capability checks in a messaging web service allowed users to view other users' names and online statuses."}, {"lang": "es", "value": "Se detect\u00f3 una falla en Moodle. Las comprobaciones de capacidad insuficientes en un servicio web de mensajer\u00eda permit\u00edan a los usuarios ver los nombres y estados de conexi\u00f3n de otros usuarios."}], "lastModified": "2025-06-24T15:59:22.560", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "245F0D61-A209-4129-AEA5-C8E1600F5202", "versionEndExcluding": "4.1.18"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BF438B80-5736-46ED-897E-726B563F8E0A", "versionEndExcluding": "4.3.12", "versionStartIncluding": "4.3.0"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E758F51B-ADBF-406E-92A8-98090BE83C2B", "versionEndExcluding": "4.4.8", "versionStartIncluding": "4.4.0"}, {"criteria": "cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F12B5C6F-A83C-488C-9C26-3C9A61F93618", "versionEndExcluding": "4.5.4", "versionStartIncluding": "4.5.0"}], "operator": "OR"}]}], "sourceIdentifier": "patrick@puiterwijk.org"}