CVE-2016-2151

4.3 mediumEPSS 1.6%

user/index.php in Moodle through 2.6.11, 2.7.x before 2.7.13, 2.8.x before 2.8.11, 2.9.x before 2.9.5, and 3.0.x before 3.0.3 grants excessive authorization on the basis of the moodle/course:viewhiddenuserfields capability, which allows remote authenticated users to discover student e-mail addresses by leveraging the teacher role and reading a Participants list.

Severity

CVSS 3.0

4.3 medium

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

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
CWE: CWE-200
Published: 2016-05-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

moodle:moodle

References

http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-52433
http://www.openwall.com/lists/oss-security/2016/03/21/1
http://www.securitytracker.com/id/1035333
https://moodle.org/mod/forum/discuss.php?d=330173
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-52433

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