message/index.php in Moodle through 2.5.9, 2.6.x before 2.6.9, 2.7.x before 2.7.6, and 2.8.x before 2.8.4 does not consider the moodle/site:readallmessages capability before accessing arbitrary conversations, which allows remote authenticated users to obtain sensitive personal-contact and unread-message-count information via a modified URL
Published Jun 1, 2015
4.0
MEDIUMCVSS 2.0
EPSS 1.67%
Description
message/index.php in Moodle through 2.5.9, 2.6.x before 2.6.9, 2.7.x before 2.7.6, and 2.8.x before 2.8.4 does not consider the moodle/site:readallmessages capability before accessing arbitrary conversations, which allows remote authenticated users to obtain sensitive personal-contact and unread-message-count information via a modified URL.
Affected products
No data.
- ≤ 2.5.9
- 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
- 2.6.6
- 2.6.7
- 2.6.8
- 2.7.0
- 2.7.1
- 2.7.2
- 2.7.3
- 2.7.4
- 2.7.5
- 2.8.0
- 2.8.1
- 2.8.2
- 2.8.3
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 2, 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 2, 2026 | 1.67% (0.01674) | 76.03th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.69% (0.01687) | 73.97th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.32% (0.00320) | 52.86th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.12% (0.00124) | 48.56th | v3 (v2023.03.01) |
| Jun 14, 2024 | 0.12% (0.00124) | 47.15th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.12% (0.00124) | 45.14th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.06% (0.01061) | 52.82th | v2 (v2022.01.01) |
| Sep 19, 2022 | 1.06% (0.01061) | 51.19th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.06% (0.01061) | 49.19th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.06% (0.01061) | 28.23th | v2 (v2022.01.01) |
References (9)
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-49204 x_refsource_CONFIRM
- http://openwall.com/lists/oss-security/2015/03/16/1 mailing-listx_refsource_MLIST
- https://github.com/advisories/GHSA-35pr-gqm6-r366 Advisory
- https://github.com/moodle/moodle/commit/2924ba1c73f9ed3d525987807f9d289b3eb38154
- https://github.com/moodle/moodle/commit/553319be03c4ef8e62499841c8d5d94c6786ed6d
- https://github.com/moodle/moodle/commit/c35df119a560e22d9e17f833b736b710b96431d9
- https://github.com/moodle/moodle/commit/eb45017b61e35bcab8c35e2c544b1e4144ca1f16
- https://moodle.org/mod/forum/discuss.php?d=307380 x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-2266
Change history (0)
No recorded changes yet.