An issue was discovered in core/assets/form/form_question_types/form_question_type_file_upload/form_question_type_file_upload.inc in Squiz Matrix CMS 5.5.0 prior to 5.5.0.3, 5.5.1 prior to 5.5.1.8, 5.5.2 prior to 5.5.2.4, and 5.5.3 prior to 5.5.3.3 where a user can delete arbitrary files from the server during interaction with the File Upload field type, when a custom form exists
Published Dec 11, 2019
9.1
CRITICALCVSS 3.1
EPSS 3.44%
Description
An issue was discovered in core/assets/form/form_question_types/form_question_type_file_upload/form_question_type_file_upload.inc in Squiz Matrix CMS 5.5.0 prior to 5.5.0.3, 5.5.1 prior to 5.5.1.8, 5.5.2 prior to 5.5.2.4, and 5.5.3 prior to 5.5.3.3 where a user can delete arbitrary files from the server during interaction with the File Upload field type, when a custom form exists. (This is related to an information disclosure issue within the File Upload field type that allows users to view the full path to uploaded files, including the product's web root directory.)
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:L/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 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (20 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 3.44% (0.03440) | 88.60th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.44% (0.03440) | 87.40th | v5 (v2026.06.15) |
| Nov 21, 2025 | 0.33% (0.00334) | 55.67th | v4 (v2025.03.14) |
| Nov 18, 2025 | 3.47% (0.03470) | 86.35th | v4 (v2025.03.14) |
| Apr 18, 2025 | 0.55% (0.00546) | 66.55th | v4 (v2025.03.14) |
| Mar 30, 2025 | 1.58% (0.01581) | 79.88th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.79% (0.02795) | 76.82th | v4 (v2025.03.14) |
| Jul 20, 2024 | 1.48% (0.01477) | 86.92th | v3 (v2023.03.01) |
| May 8, 2024 | 1.48% (0.01477) | 86.70th | v3 (v2023.03.01) |
| Aug 28, 2023 | 1.55% (0.01551) | 85.55th | v3 (v2023.03.01) |
| Mar 14, 2023 | 1.34% (0.01343) | 84.02th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.95% (0.00951) | 80.80th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 18.20% (0.18199) | 93.53th | v2 (v2022.01.01) |
| Feb 3, 2022 | 4.77% (0.04773) | 77.96th | v1 |
| Jan 6, 2022 | 4.77% (0.04773) | 77.75th | v1 |
| Sep 1, 2021 | 1.10% (0.01105) | 66.28th | v1 |
| Apr 14, 2021 | 1.10% (0.01105) | 0.00th | v1 |
References (4)
- http://packetstormsecurity.com/files/155671/Squiz-Matrix-CMS-5.5.x.x-Code-Execution-Information-Disclosure.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- http://seclists.org/fulldisclosure/2019/Dec/34 mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory
- https://matrix.squiz.net/releases/5.5/5.5.3.3 x_refsource_MISCRelease Notes
- https://zxsecurity.co.nz/wp-content/uploads/2019/12/ZX%20Security%20Advisory%20-%20Squiz%20Matrix%20CMS%20-%20Multiple%20Vulnerabilities.pdf x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/155671/Squiz-Matrix-CMS-5.5.x.x-Code-Execution-Information-Disclosure.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| http://seclists.org/fulldisclosure/2019/Dec/34 | mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory | |
| https://matrix.squiz.net/releases/5.5/5.5.3.3 | x_refsource_MISCRelease Notes | |
| https://zxsecurity.co.nz/wp-content/uploads/2019/12/ZX%20Security%20Advisory%20-%20Squiz%20Matrix%20CMS%20-%20Multiple%20Vulnerabilities.pdf | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.