Cross-site request forgery (CSRF) vulnerability in markposts.php in Moodle 3.0 through 3.0.3, 2.9 through 2.9.5, 2.8 through 2.8.11, 2.7 through 2.7.13 and earlier allows remote attackers to hijack the authentication of users for requests that marks forum posts as read
Published Apr 20, 2017
8.8
HIGHCVSS 3.0
EPSS 1.13%
Description
Cross-site request forgery (CSRF) vulnerability in markposts.php in Moodle 3.0 through 3.0.3, 2.9 through 2.9.5, 2.8 through 2.8.11, 2.7 through 2.7.13 and earlier allows remote attackers to hijack the authentication of users for requests that marks forum posts as read.
Affected products
No data.
- 2.7.0
- 2.7.0
- 2.7.0
- 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
- 2.7.10
- 2.7.11
- 2.7.12
- 2.7.13
- 2.8.0
- 2.8.1
- 2.8.2
- 2.8.3
- 2.8.4
- 2.8.5
- 2.8.6
- 2.8.7
- 2.8.8
- 2.8.9
- 2.8.10
- 2.8.11
- 2.9.0
- 2.9.1
- 2.9.2
- 2.9.3
- 2.9.4
- 2.9.5
- 3.0.0
- 3.0.0
- 3.0.0
- 3.0.0
- 3.0.0
- 3.0.0
- 3.0.1
- 3.0.2
- 3.0.3
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.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:N/C:P/I:P/A:P
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 | 1.13% (0.01129) | 65.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.13% (0.01129) | 62.04th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.14% (0.00136) | 30.93th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.24% (0.00236) | 62.59th | v3 (v2023.03.01) |
| Jun 14, 2024 | 0.24% (0.00236) | 61.86th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.24% (0.00236) | 59.85th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (14)
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-53755 x_refsource_CONFIRMPatch
- http://www.openwall.com/lists/oss-security/2016/05/17/4 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/91281 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1035902 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1335933 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/advisories/GHSA-r867-v437-4rrm Advisory
- https://github.com/moodle/moodle/commit/01408d619ba89d32f9ad83308990ff9b0374cb57
- https://github.com/moodle/moodle/commit/1f5c494f761ef7961c449075adf192e149148e1a
- https://github.com/moodle/moodle/commit/7873e36f0cc0ccfd1424ff9302eb1ea9e4e74305
- https://github.com/moodle/moodle/commit/d98c24659935c1bdff4b35ec0a85ab1a3ab05d9f
- https://github.com/moodle/moodle/commit/e90e0ea5700ee9b016034b74ed7f41787109d1a2
- https://nvd.nist.gov/vuln/detail/CVE-2016-3734
- https://web.archive.org/web/20160703032310/http://www.securitytracker.com/id/1035902
- https://web.archive.org/web/20160930194927/http://www.securityfocus.com/bid/91281
Change history (0)
No recorded changes yet.