lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service
Published Nov 24, 2014
4.0
MEDIUMCVSS 2.0
EPSS 1.67%
Description
lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service.
Affected products
No data.
- ≤ 2.4.11
- 2.5.0
- 2.5.1
- 2.5.2
- 2.5.3
- 2.5.4
- 2.5.5
- 2.5.6
- 2.5.7
- 2.5.8
- 2.6.0
- 2.6.1
- 2.6.2
- 2.6.3
- 2.6.4
- 2.6.5
- 2.7.0
- 2.7.1
- 2.7.2
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.67% (0.01674) | 76.00th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.67% (0.01674) | 73.75th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.29% (0.00295) | 50.73th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.16% (0.00160) | 53.93th | v3 (v2023.03.01) |
| Jun 26, 2024 | 0.16% (0.00160) | 52.82th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.16% (0.00160) | 50.82th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.13% (0.01132) | 56.11th | v2 (v2022.01.01) |
| Sep 22, 2022 | 1.13% (0.01132) | 54.59th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.13% (0.01132) | 52.58th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.13% (0.01132) | 30.65th | v2 (v2022.01.01) |
References (8)
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-47766 x_refsource_CONFIRM
- http://openwall.com/lists/oss-security/2014/11/17/11 mailing-listx_refsource_MLIST
- http://www.securitytracker.com/id/1031215 vdb-entryx_refsource_SECTRACK
- https://github.com/advisories/GHSA-59j6-8g7w-prf7 Advisory
- https://github.com/moodle/moodle/commit/3b8876f5ef2b5cde1e9de2599efd03d02bdaf7d8
- https://moodle.org/mod/forum/discuss.php?d=275153 x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2014-7831
- https://web.archive.org/web/20150914064838/http://www.securitytracker.com/id/1031215
| Link | Providers | Tags |
|---|---|---|
| http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-47766 | x_refsource_CONFIRM | |
| http://openwall.com/lists/oss-security/2014/11/17/11 | mailing-listx_refsource_MLIST | |
| http://www.securitytracker.com/id/1031215 | vdb-entryx_refsource_SECTRACK | |
| https://github.com/advisories/GHSA-59j6-8g7w-prf7 | Advisory | |
| https://github.com/moodle/moodle/commit/3b8876f5ef2b5cde1e9de2599efd03d02bdaf7d8 | ||
| https://moodle.org/mod/forum/discuss.php?d=275153 | x_refsource_CONFIRMVendor Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2014-7831 | ||
| https://web.archive.org/web/20150914064838/http://www.securitytracker.com/id/1031215 |
Change history (0)
No recorded changes yet.