GHSA-pj96-xh2w-fgqxmedium4.3
Moodle has an IDOR in messaging web service which allows access to some user details
Impact
A flaw was found in Moodle. Insufficient capability checks in a messaging web service allowed users to view other users' names and online statuses.
Source excerpt · OSVAffected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
moodle/moodle Packagist
| Affected range | Recorded fix |
|---|---|
| Earlier releases before 4.1.18Ecosystem versions | 4.1.18 |
| From 4.3.0-beta before 4.3.12Ecosystem versions | 4.3.12 |
| From 4.4.0-beta before 4.4.8Ecosystem versions | 4.4.8 |
| From 4.5.0-beta before 4.5.4Ecosystem versions | 4.5.4 |
Version evidence: OSV · GHSA-pj96-xh2w-fgqx
View original version evidence (383 explicit versions)
Original source description
A flaw was found in Moodle. Insufficient capability checks in a messaging web service allowed users to view other users' names and online statuses.
References
- Security advisory nvd.nist.gov/vuln/detail/CVE-2025-3645
- Patch github.com/moodle/moodle/commit/2fd810c8981f9b10087467a3b8fce779b157200f
- Patch github.com/moodle/moodle/commit/a8179842b450659c288f284e06361a4fbab8742a
- Patch github.com/moodle/moodle/commit/bb65effe41524d8373c1dc499c3323ac469ea558
- Security advisory access.redhat.com/security/cve/CVE-2025-3645
- Source reference bugzilla.redhat.com/show_bug.cgi
- Source reference github.com/moodle/moodle
- Source reference github.com/search
- Source reference moodle.org/mod/forum/discuss.php