CVE-2016-2151

Severity: medium (CVSS 4.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-05-22 · updated 2026-06-17
Weakness: CWE-200

Description

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.

Affected products

Moodle: through 2.6.11; 2.7.0, 2.7.1, 2.7.2, 2.7.3, 2.7.4, 2.7.5 (+26)

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
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

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