CVE-2018-1134
Moodle Improper Privilege Management
An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.
- Record
CVE-2018-1134- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-269
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.
- Record
CVE-2018-1134- Updated
- 2026-11-02
EUVDEUVD-2022-5817 No score
An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.
- Record
EUVD-2022-5817- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xjx9-7c29-pwmm
Moodle Improper Privilege Management
An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.
- Record
GHSA-xjx9-7c29-pwmm- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-269
- Updated
- 2026-11-02
OSV
An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.
- Record
CVE-2018-1134- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-xjx9-7c29-pwmm
Moodle Improper Privilege Management
An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.
- Record
GHSA-xjx9-7c29-pwmm- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-269
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-1134
An issue was discovered in Moodle 3.x. Students who submitted assignments and exported them to portfolios can download any stored Moodle file by changing the download URL.
- Record
UBUNTU-CVE-2018-1134- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
moodle/moodlePackagist |
3.1 up to 3.1.12 | 3.1.12 |
moodle/moodlePackagist |
3.2 up to 3.2.9 | 3.2.9 |
moodle/moodlePackagist |
3.3 up to 3.3.6 | 3.3.6 |
moodle/moodlePackagist |
3.4 up to 3.4.3 | 3.4.3 |
moodle/moodlePackagist |
3.1 up to 3.1.12, plus listed versions v3.1.0v3.1.0-betav3.1.0-rc1v3.1.0-rc2v3.1.1 Show 10 moreShow lessv3.1.10v3.1.11v3.1.2v3.1.3v3.1.4v3.1.5v3.1.6v3.1.7v3.1.8v3.1.9 |
3.1.12 |
moodle/moodlePackagist |
3.2 up to 3.2.9, plus listed versions v3.2.0v3.2.0-betav3.2.0-rc1v3.2.0-rc2v3.2.0-rc3 Show 10 moreShow lessv3.2.0-rc4v3.2.0-rc5v3.2.1v3.2.2v3.2.3v3.2.4v3.2.5v3.2.6v3.2.7v3.2.8 |
3.2.9 |
moodle/moodlePackagist |
3.3 up to 3.3.6, plus listed versions v3.3.0v3.3.0-betav3.3.0-rc1v3.3.0-rc2v3.3.0-rc3 Show 5 moreShow lessv3.3.1v3.3.2v3.3.3v3.3.4v3.3.5 |
3.3.6 |
moodle/moodlePackagist |
3.4 up to 3.4.3, plus listed versions v3.4.0v3.4.0-betav3.4.0-rc1v3.4.0-rc2v3.4.0-rc3v3.4.1v3.4.2 |
3.4.3 |
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 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-1134 is a medium vulnerability (CVSS 6.5) in Moodle, published May 25, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.08%, the 65th percentile. Fixed in moodle/moodle 3.1.12.