Bug 2359761 (CVE-2025-3645)

Summary:	CVE-2025-3645 moodle: IDOR in messaging web service allows access to some user details
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	security-response-team
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	---
Doc Text:	A flaw was found in Moodle. Insufficient capability checks in a messaging web service allowed users to view other users' names and online statuses.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2361648, 2361649, 2361650
Bug Blocks:
Deadline:	2025-04-22

Description OSIDB Bzimport 2025-04-15 13:07:11 UTC

Insufficient capability checks in a messaging web service made it possible to view other users' names and online status.

Versions affected: 4.5 to 4.5.3, 4.4 to 4.4.7, 4.3 to 4.3.11, 4.1 to 4.1.17 and earlier unsupported versions.
Versions fixed: 4.5.4, 4.4.8, 4.3.12 and 4.1.18