What is CVE-2015-5272?

CVE-2015-5272 is a medium-severity vulnerability in Moodle, classified under CWE-264. CVSS score: 4.3/10. Published 2016-02-22.

How severe is CVE-2015-5272?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Moodle

CVE-2015-5272

The Forum module in Moodle 2.7.x before 2.7.10 allows remote authenticated users to post to arbitrary groups by leveraging the teacher role, as demonstrated by a post directed to "all participants."

Published 2016-02-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.015 (73.4th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Moodle — versions 2.7.0, 2.7.1, 2.7.2

Weakness classification (CWE)

CWE-264

References

www.openwall.com/lists/oss-security/2015/09/21/1 (mailing-list)
moodle.org/mod/forum/discuss.php (Vendor Advisory)
git.moodle.org/gw
www.securitytracker.com/id/1033619 (vdb-entry)

Frequently asked questions

What is CVE-2015-5272?: CVE-2015-5272 is a medium-severity vulnerability in Moodle, classified under CWE-264. CVSS score: 4.3/10. Published 2016-02-22.
How severe is CVE-2015-5272?: Medium severity. CVSS v3 base score is 4.3 out of 10.