CVE-2026-102579: moodle — Fix

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.

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CVSS v3.1 Score

4.3

MEDIUM

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

EPSS — Exploit Prediction

0.0023

Probability of exploitation

0.12%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-359 CWE-359

Affected Products

Vendor	Product	Versions
moodle	moodle	< 4.5.13
moodle	moodle	5.0.0 — 5.0.9
moodle	moodle	5.1.0 — 5.1.6
moodle	moodle	5.2.0 — 5.2.2

References

Advisories & Patches

http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-89381 https://moodle.org/mod/forum/discuss.php?d=482497

Other References

https://access.redhat.com/security/cve/CVE-2026-102579 https://bugzilla.redhat.com/show_bug.cgi?id=2543633

Frequently Asked Questions

What is CVE-2026-102579? +

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. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-102579? +

CVE-2026-102579 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0023, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-102579? +

CVE-2026-102579 affects products from moodle, specifically: moodle. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-102579? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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