Unrestricted file upload vulnerability in the avatar upload functionality in Simple Machines Forum before 2.0.6 and 2.1 allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in an unspecified directory
Published Oct 25, 2013
4.6
MEDIUMCVSS 2.0
EPSS 2.38%
Description
Unrestricted file upload vulnerability in the avatar upload functionality in Simple Machines Forum before 2.0.6 and 2.1 allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension, then accessing it via a direct request to the file in an unspecified directory.
Affected products
No data.
- ≤ 2.0.5
- 1.0
- 1.0.1
- 1.0.2
- 1.0.3
- 1.0.4
- 1.0.5
- 1.0.6
- 1.0.7
- 1.0.8
- 1.0.9
- 1.0.10
- 1.0.12
- 1.0.13
- 1.0.14
- 1.0.15
- 1.0.16
- 1.0.17
- 1.0.18
- 1.0.19
- 1.0.20
- 1.0.21
- 1.0.22
- 1.0.23
- 1.1
- 1.1.1
- 1.1.2
- 1.1.3
- 1.1.4
- 1.1.5
- 1.1.6
- 1.1.7
- 1.1.8
- 1.1.9
- 1.1.10
- 1.1.11
- 1.1.12
- 1.1.13
- 1.1.14
- 1.1.15
- 1.1.16
- 1.1.17
- 2.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.1
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:H/Au:S/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 2, 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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.38% (0.02376) | 83.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.38% (0.02376) | 81.61th | v5 (v2026.06.15) |
| Jun 3, 2025 | 1.71% (0.01708) | 81.47th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.24% (0.00236) | 44.56th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.74% (0.00743) | 81.56th | v3 (v2023.03.01) |
| May 24, 2024 | 0.86% (0.00860) | 82.26th | v3 (v2023.03.01) |
| May 10, 2024 | 0.72% (0.00723) | 80.53th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.69% (0.00688) | 79.86th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.71% (0.00714) | 79.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.74% (0.00743) | 77.94th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.30% (0.05302) | 89.90th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.30% (0.05302) | 88.88th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.30% (0.05302) | 76.02th | v2 (v2022.01.01) |
No CWE recorded.
References (5)
- http://download.simplemachines.org/index.php?thanks%3Bfilename=smf_2-0-6_changelog.txt x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2013/10/23/6 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2013/10/25/3 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/63275 vdb-entryx_refsource_BID
- https://github.com/SimpleMachines/SMF2.1/issues/701 x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://download.simplemachines.org/index.php?thanks%3Bfilename=smf_2-0-6_changelog.txt | x_refsource_CONFIRM | |
| http://www.openwall.com/lists/oss-security/2013/10/23/6 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2013/10/25/3 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/63275 | vdb-entryx_refsource_BID | |
| https://github.com/SimpleMachines/SMF2.1/issues/701 | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.