An unrestricted file upload issue in HorizontCMS 1.0.0-beta allows an authenticated remote attacker to upload PHP code through a zip file by uploading a theme, and executing the PHP file via an HTTP GET request to /themes/<php_file_name>
Published Nov 16, 2020
8.8
HIGHCVSS 3.1
EPSS 2.53%
Description
An unrestricted file upload issue in HorizontCMS 1.0.0-beta allows an authenticated remote attacker to upload PHP code through a zip file by uploading a theme, and executing the PHP file via an HTTP GET request to /themes/<php_file_name>
Affected products
No data.
- 1.0.0
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:C/I:C/A:C
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
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.53% (0.02528) | 84.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.50% (0.02498) | 82.57th | v5 (v2026.06.15) |
| Mar 17, 2025 | 2.60% (0.02605) | 84.60th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.26% (0.00263) | 66.35th | v3 (v2023.03.01) |
| Apr 18, 2024 | 0.26% (0.00263) | 65.65th | v3 (v2023.03.01) |
| Nov 5, 2023 | 0.26% (0.00260) | 63.63th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.20% (0.00201) | 56.23th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 9.03% (0.09029) | 86.86th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.43% (0.03427) | 68.31th | v5 (v2026.06.15) |
| Jan 6, 2022 | 3.43% (0.03427) | 68.01th | v1 |
| Sep 1, 2021 | 0.78% (0.00785) | 52.07th | v1 |
| Apr 14, 2021 | 0.78% (0.00785) | 0.00th | v1 |
References (2)
- https://github.com/jkana/HorizontCMS-1.0.0-beta-shell-upload x_refsource_MISCExploitThird Party Advisory
- https://github.com/ttimot24/HorizontCMS/issues/21 x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/jkana/HorizontCMS-1.0.0-beta-shell-upload | x_refsource_MISCExploitThird Party Advisory | |
| https://github.com/ttimot24/HorizontCMS/issues/21 | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.