Simple Machines Forum (SMF) before 1.1.13, and 2.x before 2.0 RC5, does not properly validate the start parameter, which might allow remote attackers to conduct SQL injection attacks, obtain sensitive information, or cause a denial of service via a crafted value, related to the cleanRequest function in QueryString.php and the constructPageIndex function in Subs.php
Published Jun 21, 2011
7.5
HIGHCVSS 2.0
EPSS 1.08%
Description
Simple Machines Forum (SMF) before 1.1.13, and 2.x before 2.0 RC5, does not properly validate the start parameter, which might allow remote attackers to conduct SQL injection attacks, obtain sensitive information, or cause a denial of service via a crafted value, related to the cleanRequest function in QueryString.php and the constructPageIndex function in Subs.php.
Affected products
No data.
Configuration 1
- ≤ 1.1.12
- 1.0
- 1.0
- 1.0
- 1.0
- 1.0
- 1.0
- 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
- 1.1
- 1.1
- 1.1
- 1.1
- 1.1
- 1.1
- 1.1
- 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
Configuration 2
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
- 2.0
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.
No CVSS v3.1 score for this CVE.
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 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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.08% (0.01084) | 63.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.08% (0.01084) | 60.75th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.40% (0.00397) | 58.44th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.18% (0.00182) | 56.85th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.15% (0.00149) | 50.41th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.21% (0.00212) | 58.48th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.19% (0.00194) | 56.00th | v3 (v2023.03.01) |
| May 16, 2023 | 0.18% (0.00182) | 54.11th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.21% (0.00212) | 57.37th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (4)
- http://custom.simplemachines.org/mods/downloads/smf_patch_2.0-RC4_security.zip x_refsource_CONFIRMPatch
- http://www.openwall.com/lists/oss-security/2011/02/22/17 mailing-listx_refsource_MLISTPatch
- http://www.openwall.com/lists/oss-security/2011/03/02/4 mailing-listx_refsource_MLISTPatch
- http://www.simplemachines.org/community/index.php?topic=421547.0 x_refsource_CONFIRMPatch
| Link | Providers | Tags |
|---|---|---|
| http://custom.simplemachines.org/mods/downloads/smf_patch_2.0-RC4_security.zip | x_refsource_CONFIRMPatch | |
| http://www.openwall.com/lists/oss-security/2011/02/22/17 | mailing-listx_refsource_MLISTPatch | |
| http://www.openwall.com/lists/oss-security/2011/03/02/4 | mailing-listx_refsource_MLISTPatch | |
| http://www.simplemachines.org/community/index.php?topic=421547.0 | x_refsource_CONFIRMPatch |
Change history (0)
No recorded changes yet.