CVE-2019-3849

mediumpriority · track · 35EPSS 0.010 · 63 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.02% (63rd) EPSS

CVSS 6.5 · medium

Is it mine?

9 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

A vulnerability was found in moodle before versions 3.6.3, 3.5.5 and 3.4.8. Users could assign themselves an escalated role within courses or content accessed via LTI, by modifying the request to the LTI publisher site.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.3–8.8

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.06.3mediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:Lsecondary · ENISA EU

v3.06.3mediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:Lsecondary · secalert@redhat.com USexploitability 2.8 · impact 3.4

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-269USprimaryCWE-269USCWE-285US

affected products (9)

Products and version ranges known to be affected.

[UNKNOWN] Moodle≤ 3.5.5enisa_euvdEU
[UNKNOWN] Moodle≤ 3.6.3enisa_euvdEU
[UNKNOWN] Moodle≤ 3.4.8enisa_euvdEU
moodle moodle< 3.4.8nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle3.5.0 → 3.5.5nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
moodle moodle3.6.0 → 3.6.3nvdUScpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Packagist moodle/moodle< 3.4.8osvUSpkg:composer/moodle/moodle
Packagist moodle/moodle3.5 → 3.5.5osvUSpkg:composer/moodle/moodle
Packagist moodle/moodle3.6 → 3.6.3osvUSpkg:composer/moodle/moodle

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-5wg9-5w3f-hxmhMoodle Users could elevate their role when accessing the LTI tool on a provider site2022-05-13ghsa · osvUS
A vulnerability was found in moodle before versions 3.6.3, 3.5.5 and 3.4.8. Users could assign themselves an escalated role within courses or content accessed via LTI, by modifying the request to the LTI publisher site.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2019-03-26modified 2026-06-17

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references (11)

External citations — patches, advisories, analysis.

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