CVE-2025-3640 | BDVDB-2026-276283 Detail

Description#

A flaw was found in Moodle. Insufficient capability checks made it possible for a user enrolled in a course to access some details, such as the full name and profile image URL, of other users they did not have permission to access.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

CWE-639 Authorization Bypass Through User-Controlled Key

References#

Exploit#

No public exploit known

History#

Version 12025-04-25Record published in the CVE List.
Version 22025-04-28Most recent update recorded in the CVE List.

Published

Published: 2025-04-25
Last modified: 2025-04-28

Vendor information

Vendor: Not stated
Product: Not stated

Score

4.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 33.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Insecure Direct Object Reference

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 4.5.0 and < 4.5.4
Fixed
4.5.4
Vulnerable
>= 4.4.0 and < 4.4.8
Fixed
4.4.8
Vulnerable
>= 4.3.0 and < 4.3.12
Fixed
4.3.12
Vulnerable
>= 4.1.0 and < 4.1.18
Fixed
4.1.18

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.3 Medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).