CVE-2018-16970: Wisetail Learning Ecosystem (LE) through v4.11.6 allows insecure direct object reference (IDOR) attacks to dow

Q: How do I fix CVE-2018-16970?

learning management system: upgrade to newer than 4.11.6. Exact commands for each OS are on this page.

Q: Is CVE-2018-16970 being exploited?

CVE-2018-16970 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-16970 affect?

CVE-2018-16970 affects learning management system. Severity is medium (CVSS 4.3). 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.

Q: How urgent is CVE-2018-16970?

Priority 34/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2018-16970 is a medium-severity flaw (CVSS 4.3) affecting learning management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-538
Published	2018-09-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: wisetail

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-09-12 20:29 UTCPublished CVE record published
2026-06-17 01:45 UTCUpdated Record last modified

wisetail learning management system UPGRADE

Affected: <= 4.11.6

Fixed in: newer than 4.11.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy learning-management-system || rpm -q learning-management-system || learning-management-system --version

2. UPGRADE to newer than 4.11.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade learning-management-system

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade learning-management-system

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-16970?

learning management system: upgrade to newer than 4.11.6. Exact commands for each OS are on this page.

Is CVE-2018-16970 being exploited?

CVE-2018-16970 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-16970 affect?

CVE-2018-16970 affects learning management system. Severity is medium (CVSS 4.3). 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.

How urgent is CVE-2018-16970?

Priority 34/100. Public exploit reference

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References

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