CVE-2019-3852

FAUCET Score

CVE-2019-3852 is a medium-severity vulnerability affecting Moodle versions prior to 3.6.3, where improper context freezing in capability checks could lead to unauthorized access. An authenticated attacker with low privileges could exploit this via the network to achieve limited integrity impact, but not confidentiality or availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 3.6.3CPE matchmatch criteria	cpe:2.3:a:moodle:moodle::::::::

CVSS Data

CVSS version used by this source: 3.0

4.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

Exploitability Score

2.8

Impact Score

1.4

CvssVersion

3.0

Exploit Intelligence

EPSS Score

0.91%

Probability of exploitation in next 30 days

EPSS Percentile

56.3%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0091 is in the 69th percentile among its peer group of 21,958 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa

Product: moodle/moodleFixed in: 3.6.3

redhatpatch availablevia nvd_reference

View patch

Vendor Advisories (1)

composerGHSA-v2rh-5v88-rgvhmedium

Moodle context freezing

May 13, 2022

References

bugzilla.redhat.com / show_bug.cgi

Issue TrackingPatchThird Party Advisory

moodle.org / mod/forum/discuss.php

PatchVendor Advisory