What is CVE-2018-16970?

CVE-2018-16970 is a medium-severity vulnerability in Wisetail Learning Management System, classified under Insertion of Sensitive Information into Externally-Accessible File or Directory. CVSS score: 4.3/10. Published 2018-09-12.

How severe is CVE-2018-16970?

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

Information disclosure in Wisetail Learning Management System

CVE-2018-16970

Wisetail Learning Ecosystem (LE) through v4.11.6 allows insecure direct object reference (IDOR) attacks to download non-purchased course files via a modified id parameter.

Published 2018-09-12 · 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:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (52.6th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Wisetail Learning Management System

Weakness classification (CWE)

CWE-538 — Insertion of Sensitive Information into Externally-Accessible File or Directory

References

blog.ziaurrashid.com/wisetail-learning-ecosystem-multiple-idor-vunlerability/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-16970?: CVE-2018-16970 is a medium-severity vulnerability in Wisetail Learning Management System, classified under Insertion of Sensitive Information into Externally-Accessible File or Directory. CVSS score: 4.3/10. Published 2018-09-12.
How severe is CVE-2018-16970?: Medium severity. CVSS v3 base score is 4.3 out of 10.