The lesson module in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 allows remote authenticated users to bypass intended access restrictions and enter additional answer attempts by leveraging the student role
Published Feb 22, 2016
5.4
MEDIUMCVSS 3.0
EPSS 1.40%
Description
The lesson module in Moodle through 2.6.11, 2.7.x before 2.7.10, 2.8.x before 2.8.8, and 2.9.x before 2.9.2 allows remote authenticated users to bypass intended access restrictions and enter additional answer attempts by leveraging the student role.
Affected products
No data.
- ≤ 2.6.11
- 2.7.0
- 2.7.1
- 2.7.2
- 2.7.3
- 2.7.4
- 2.7.5
- 2.7.6
- 2.7.7
- 2.7.8
- 2.7.9
- 2.8.0
- 2.8.1
- 2.8.2
- 2.8.3
- 2.8.4
- 2.8.5
- 2.8.6
- 2.8.7
- 2.9.0
- 2.9.1
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.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
AV:N/AC:L/Au:S/C:P/I:P/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 | 1.40% (0.01403) | 71.56th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.40% (0.01403) | 68.93th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.16% (0.00161) | 34.47th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.15% (0.00153) | 52.99th | v3 (v2023.03.01) |
| Jun 14, 2024 | 0.15% (0.00153) | 51.78th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.15% (0.00153) | 49.76th | 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 (17)
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-50516 x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2015/09/21/1 mailing-listx_refsource_MLIST
- http://www.securitytracker.com/id/1033619 vdb-entryx_refsource_SECTRACK
- https://github.com/advisories/GHSA-mm9q-3847-m48x Advisory
- https://github.com/moodle/moodle/commit/3071f085918dfeabb154596362dab2648ec6ad84
- https://github.com/moodle/moodle/commit/343ed5b929ff8a68efe076505cd3e52d951f7869
- https://github.com/moodle/moodle/commit/39b50f7d3eea43266a3d0c09590e48624e69a091
- https://github.com/moodle/moodle/commit/67e3f70bb11382fc0f1eaf1a160c349269e370cc
- https://github.com/moodle/moodle/commit/9d5b339126586eddeced463c81295146e231a3c4
- https://github.com/moodle/moodle/commit/9fd13426926fd882d3f024cb7171802ef2b3814d
- https://github.com/moodle/moodle/commit/ca74203efd51be6467091d9af762a31a7cad5840
- https://github.com/moodle/moodle/commit/cd3a6a78b67abf5c9eb355ddc7899b1b2a9b20ac
- https://github.com/moodle/moodle/commit/e7288eaabe77e04157f702b20fd0a7e9ce7067ca
- https://github.com/moodle/moodle/commit/f9cc721dfd761ee34209cf58838079b9b550b356
- https://moodle.org/mod/forum/discuss.php?d=320287 x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-5264
- https://web.archive.org/web/20160323063809/http://www.securitytracker.com/id/1033619
Change history (0)
No recorded changes yet.