CVE-2026-102579 Moodle: user profile information disclosure via grade web service
Authenticated students can view other students' profile information in the same course due to incorrect capability checks in the grade web service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-102579?
CVE-2026-102579 is a medium-severity vulnerability in Moodle Moodle, published on 30 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A flaw was found in Moodle. An incorrect capability check in the grade web service allows an authenticated student to access profile information of other students enrolled in the same course that they should not have permission to view. This issue leads to unauthorized information disclosure.
Weakness: CWE-359
Which versions are affected by CVE-2026-102579?
1 open source package ship an affected version, including moodle. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
moodle Bitnami | All versions | 4.5.13, 5.0.9, 5.1.6, 5.2.2 |
Products include Moodle Moodle.
How do I fix CVE-2026-102579?
Upgrade moodle to a fixed version for your release line: 4.5.13, 5.0.9, 5.1.6 or 5.2.2.
Is CVE-2026-102579 being exploited?
There is no known exploitation of CVE-2026-102579 in the wild and no public exploit code.
Other vulnerabilities in Moodle Moodle
- CVE-2006-4935 File upload in n/a
- CVE-2006-4936 Moodle does not properly validate module instance id
- CVE-2004-2233 Unknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors.
- CVE-2004-2235 Cross-site scripting in n/a
- CVE-2004-2236 Other in n/a
Sources
Also known as BIT-moodle-2026-102579, GHSA-q3h7-pfg7-m3c3, UBUNTU-CVE-2026-102579.