Back to Database
Status published
Medium
CVE-2021-20281
It was possible for some users without permission to view...
Vulnerability Description
It was possible for some users without permission to view other users' full names to do so via the online users block in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-20281
Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1939041
- https://moodle.org/mod/forum/discuss.php?d=419652
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AFSNJ7XHVTC52RSRX2GBQFF3VEEAY2MS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFH5DDMU5TZ3JT4Q52WMRAHACA5MHIMT/
More from n/a
View All →CVE-2025-9910
Versions of the package jsondiffpatch before 0.7.2 are vulnerable to...
Low
2.3
CVE-2025-9802
RemoteClinic profile.php sql injection
Medium
5.1
CVE-2025-9799
Langfuse Webhook promptRouter.ts promptChangeEventSourcing server-side request forgery
Low
2.3
CVE-2025-9775
RemoteClinic edit-my-profile.php unrestricted upload
Medium
6.9
CVE-2025-9774
RemoteClinic edit-patient.php information disclosure
Medium
5.3
Affected Vendor
Affected Software
moodle
Vulnerable Versions:
Fixed in 3.10.2, 3.9.5, 3.8.8, 3.5.17
Timeline
Official Publish:
March 15th, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N