UpHeron
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Servers and applications

CVE-2019-3849

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.

Severity
High 8.8
Published
26 Mar 2019
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
3.4.8, 3.5.5, 3.6.3
Exploit chance
1% in the next 30 daysHigher than 63% of CVEs. EPSS by FIRST, 10 Nov 2026
Weakness
Improper authorization (CWE-285)Improper privilege management (CWE-269)
Attack
Over the network · Needs a user account · No user action needed
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Sources
NVD

Affected software

SoftwareAffected versions
MoodleServers and applications · cpe:a:moodle:moodle
  • Every version before 3.4.8
  • From 3.5.0 before 3.5.5
  • From 3.6.0 before 3.6.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-3849
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-3849