CVE-2016-8644
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
CVE-2016-8644 is a medium vulnerability (CVSS 5.3) in Moodle, published January 20, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.18%, the 68th percentile. No source names a fixed version.
- Severity
- 5.3 MediumCVSS 3.0, NVD
- Exploit chance
- 1.18%EPSS, 68th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
moodleUbuntu:Pro:16.04:LTS | All versions, plus listed versions 2.7.9+dfsg-12.7.10+dfsg-12.7.11+dfsg-12.7.11+dfsg-22.7.12+dfsg-13.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 | None known |
moodleUbuntu:Pro:18.04:LTS | All versions, plus listed versions 3.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 | None known |
What each source reports
NVD Score used
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
- Record
CVE-2016-8644- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE ListNo score
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
- Record
CVE-2016-8644- Updated
- 2026-11-02
EUVDEUVD-2016-9484No score
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
- Record
EUVD-2016-9484- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x92j-j6qp-c93p
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
- Record
GHSA-x92j-j6qp-c93p- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
OSV
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
- Record
CVE-2016-8644- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
OSVUBUNTU-CVE-2016-8644
In Moodle 2.x and 3.x, the capability to view course notes is checked in the wrong context.
- Record
UBUNTU-CVE-2016-8644- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.