HIGH
Monstra CMS 3.0.4 allows remote attackers to execute arbitrary PHP code via a mixed-case file extension, as demonstrated by the 123.PhP filename, because plugins\box\filesmanager\filesmanager.admin.php mishandles the forbidden_types variable
Published Mar 7, 2019
7.2
HIGHCVSS 3.0
EPSS 3.07%
Description
Monstra CMS 3.0.4 allows remote attackers to execute arbitrary PHP code via a mixed-case file extension, as demonstrated by the 123.PhP filename, because plugins\box\filesmanager\filesmanager.admin.php mishandles the forbidden_types variable.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.2 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.5 MEDIUM NVD
AV:N/AC:L/Au:S/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.07% 0.03069
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.03069
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 3.07% (0.03069) | 87.20th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.13% (0.03126) | 86.13th | v5 (v2026.06.15) |
| Mar 30, 2025 | 15.13% (0.15128) | 94.02th | v4 (v2025.03.14) |
| Mar 29, 2025 | 27.82% (0.27816) | 94.37th | v4 (v2025.03.14) |
| Mar 28, 2025 | 15.13% (0.15128) | 94.03th | v4 (v2025.03.14) |
| Mar 27, 2025 | 27.82% (0.27816) | 95.76th | v4 (v2025.03.14) |
| Mar 20, 2025 | 15.13% (0.15128) | 94.09th | v4 (v2025.03.14) |
| Mar 19, 2025 | 27.82% (0.27816) | 95.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 15.13% (0.15128) | 94.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.53% (0.00526) | 77.73th | v3 (v2023.03.01) |
| May 11, 2024 | 0.53% (0.00526) | 76.85th | v3 (v2023.03.01) |
| Feb 11, 2024 | 0.64% (0.00637) | 78.50th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.64% (0.00637) | 76.49th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.51% (0.00506) | 72.85th | v3 (v2023.03.01) |
| Mar 6, 2023 | 9.03% (0.09029) | 94.14th | v2 (v2022.01.01) |
| Feb 4, 2022 | 9.03% (0.09029) | 86.86th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.30% (0.02304) | 53.71th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.30% (0.02304) | 0.00th | v1 |
Weaknesses (1)
References (1)
- https://github.com/AlwaysHereFight/monstra_cms-3.0.4--getshell/blob/master/README.md x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/AlwaysHereFight/monstra_cms-3.0.4--getshell/blob/master/README.md | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 7, 2019
Updated Aug 5, 2024
Reserved Sep 23, 2018
Link CVE-2018-17418
CISA Vulnrichment
Updated n/a