What is CVE-2019-10134?

CVE-2019-10134 is a low-severity vulnerability in Moodle, classified under Improper Input Validation. CVSS score: 3.7/10. Published 2019-06-26.

How severe is CVE-2019-10134?

Low severity. CVSS v3 base score is 3.7 out of 10.

Is CVE-2019-10134 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Moodle

CVE-2019-10134

A flaw was found in Moodle before 3.7, 3.6.4, 3.5.6, 3.4.9 and 3.1.18. The size of users' private file uploads via email were not correctly checked, so their quota allowance could be exceeded.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2019-06-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (63.3th percentile), scored 2026-10-07.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Moodle — versions 3.7, 3.6.4, 3.5.6, 3.4.9 and 3.1.18

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

jev770/badmoodle-scan

References

bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
moodle.org/mod/forum/discuss.php (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2019-10134?: CVE-2019-10134 is a low-severity vulnerability in Moodle, classified under Improper Input Validation. CVSS score: 3.7/10. Published 2019-06-26.
How severe is CVE-2019-10134?: Low severity. CVSS v3 base score is 3.7 out of 10.
Is CVE-2019-10134 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.