The MoodleQuickForm class in lib/formslib.php in Moodle through 2.1.10, 2.2.x before 2.2.10, 2.3.x before 2.3.7, and 2.4.x before 2.4.4 does not properly handle a certain array-element syntax, which allows remote attackers to bypass intended form-data filtering via a crafted request
Published May 25, 2013
5.0
MEDIUMCVSS 2.0
EPSS 2.41%
Description
The MoodleQuickForm class in lib/formslib.php in Moodle through 2.1.10, 2.2.x before 2.2.10, 2.3.x before 2.3.7, and 2.4.x before 2.4.4 does not properly handle a certain array-element syntax, which allows remote attackers to bypass intended form-data filtering via a crafted request.
Affected products
No data.
Configuration 1
- 2.1.0
- 2.1.1
- 2.1.2
- 2.1.3
- 2.1.4
- 2.1.5
- 2.1.6
- 2.1.7
- 2.1.8
- 2.1.9
- 2.1.10
Configuration 2
- 2.2.0
- 2.2.1
- 2.2.2
- 2.2.3
- 2.2.4
- 2.2.5
- 2.2.6
- 2.2.7
- 2.2.8
- 2.2.9
Configuration 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:N/C:N/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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.41% (0.02408) | 83.48th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.54% (0.01541) | 71.59th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.60% (0.00605) | 67.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.69% (0.00688) | 80.78th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.69% (0.00688) | 79.48th | v3 (v2023.03.01) |
| Apr 6, 2023 | 0.69% (0.00688) | 77.14th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.97% (0.00974) | 81.05th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (17)
- http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-38885 x_refsource_CONFIRMPatch
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106965.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106988.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2013-May/107026.html vendor-advisoryx_refsource_FEDORA
- http://openwall.com/lists/oss-security/2013/05/21/1 mailing-listx_refsource_MLIST
- https://github.com/advisories/GHSA-m63h-q4x3-6hwj Advisory
- https://github.com/moodle/moodle/commit/3c0ba94e879702b3c2f20d4cb4f9120a0bfdd9fc
- https://github.com/moodle/moodle/commit/8a9c3f4951e05eea80775d8c82d00a64434376c7
- https://github.com/moodle/moodle/commit/cc2fb80742af94edde20b6b57da24027f2884a24
- https://github.com/moodle/moodle/commit/d39925c792789230e628548ecff9ca34d0a74c16
- https://github.com/moodle/moodle/commit/d5909fd1447bc6f05dbf37d7c9eb72b79004e24a
- https://github.com/moodle/moodle/commit/e4e1bd900a2fb73e81d761bf8a5b9d2d162073d6
- https://github.com/moodle/moodle/commit/e8ca6884531a3162cf755d7c09c29e7933c84090
- https://github.com/moodle/moodle/commit/eb5852672e5e45fd95b28aab58bad080b15a7b6d
- https://github.com/moodle/moodle/commit/feeb14b9410cac5a9da7437f8cb663e6ada9c9d4
- https://moodle.org/mod/forum/discuss.php?d=228935 x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2013-2083
Change history (0)
No recorded changes yet.