Moodle Improper Access Control

published 2017-04-20 9 y ago modified 2026-06-17 4 mo ago also GHSA-g96h-wvrm-c2ww , EUVD-2022-3929

cvss: 6.5; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.3%; EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits: 0; none known

The user editing form in Moodle 3.0 through 3.0.3, 2.9 through 2.9.5, 2.8 through 2.8.11, 2.7 through 2.7.13, and earlier allows remote authenticated users to edit profile fields locked by the administrator.

Patch / fix

fixed in 1

packagist moodle/moodle 2.7.14, 2.8.12, 2.9.6, 3.0.3

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-3729 updated 2025-11-21

moodle: Multiple vulnerabilities fixed in 3.0.4, 2.9.6, 2.8.12 and 2.7.14

Red Hat All currently supported Red Hat products
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.28% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	6.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
NVD	2.0	4.0	AV:N/AC:L/Au:S/C:N/I:P/A:N
GitHub	3.0	6.5	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem	package	affected	fixed in
packagist	moodle/moodle	>=3.0, <3.0.3 >=2.9, <2.9.6 >=2.8, <2.8.12 >=2.7, <2.7.14	3.0.3 2.9.6 2.8.12 2.7.14

Classification

Weakness

CWE-284 Improper Access Control

References

openwall.com /lists/oss-security/2016/05/17/4
mailing-list, web, third-party-advisory
bugzilla.redhat.com /show_bug.cgi?id=1335933
web, issue-tracking, third-party-advisory
securitytracker.com /id/1035902
vdb-entry, web, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2016-3729
advisory
github.com /moodle/moodle
package

Sources

CVE List CVE-2016-3729
GitHub Advisory GHSA-g96h-wvrm-c2ww
NVD CVE-2016-3729

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary