CVE-2018-16971 — Wisetail Learning Ecosystem (LE) through v4.11.6 allows insecure direct object reference (IDOR) attacks to access non-purchased course contents (quiz / test) via a modified id parameter

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MEDIUM

Wisetail Learning Ecosystem (LE) through v4.11.6 allows insecure direct object reference (IDOR) attacks to access non-purchased course contents (quiz / test) via a modified id parameter

Published Sep 12, 2018

4.3

MEDIUM

CVSS 3.0

EPSS 0.65%

Description

Wisetail Learning Ecosystem (LE) through v4.11.6 allows insecure direct object reference (IDOR) attacks to access non-purchased course contents (quiz / test) via a modified id parameter.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.65% 0.00649

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00649

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.65% (0.00649)	49.24th	v5 (v2026.06.15)
Sep 20, 2026	0.65% (0.00649)	49.69th	v5 (v2026.06.15)
Jul 20, 2024	0.08% (0.00078)	33.73th	v3 (v2023.03.01)
Jun 21, 2024	0.08% (0.00078)	33.45th	v3 (v2023.03.01)
Mar 7, 2023	0.08% (0.00078)	31.42th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)
Feb 3, 2022	0.42% (0.00416)	10.04th	v5 (v2026.06.15)
Apr 14, 2021	0.42% (0.00416)	0.00th	v1

Weaknesses (1)

CWE-639

Authorization Bypass

References (1)

https://blog.ziaurrashid.com/wisetail-learning-ecosystem-multiple-idor-vunlerability/
x_refsource_MISCExploitTechnical Description

Link	Providers	Tags
https://blog.ziaurrashid.com/wisetail-learning-ecosystem-multiple-idor-vunlerability/		x_refsource_MISCExploitTechnical Description

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Sep 12, 2018

Updated Aug 5, 2024

Reserved Sep 12, 2018

Link CVE-2018-16971

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2018-16971

Red Hat

Severity n/a

Public date n/a

Links CVE-2018-16971