HIGH
The install/upgrade.php scripts in vBulletin 4.1 and 5 allow remote attackers to create administrative accounts via the customerid, htmldata[password], htmldata[confirmpassword], and htmldata[email] parameters, as exploited in the wild in October 2013
Published Oct 19, 2013
7.5
HIGHCVSS 2.0
EPSS 51.89%
Description
The install/upgrade.php scripts in vBulletin 4.1 and 5 allow remote attackers to create administrative accounts via the customerid, htmldata[password], htmldata[confirmpassword], and htmldata[email] parameters, as exploited in the wild in October 2013.
Affected products
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.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
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.
51.89% 0.51887
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.51887
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 (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 51.89% (0.51887) | 98.92th | v5 (v2026.06.15) |
| Jun 15, 2026 | 51.89% (0.51887) | 98.81th | v5 (v2026.06.15) |
| Apr 20, 2026 | 78.19% (0.78190) | 99.02th | v4 (v2025.03.14) |
| Apr 19, 2026 | 76.07% (0.76073) | 98.92th | v4 (v2025.03.14) |
| Aug 21, 2025 | 74.42% (0.74425) | 98.80th | v4 (v2025.03.14) |
| Mar 30, 2025 | 69.86% (0.69858) | 98.56th | v4 (v2025.03.14) |
| Mar 29, 2025 | 73.07% (0.73069) | 98.40th | v4 (v2025.03.14) |
| Mar 17, 2025 | 69.86% (0.69858) | 98.56th | v4 (v2025.03.14) |
| Jan 12, 2025 | 60.41% (0.60415) | 97.94th | v3 (v2023.03.01) |
| Dec 17, 2024 | 58.79% (0.58787) | 97.87th | v3 (v2023.03.01) |
| Nov 12, 2024 | 78.00% (0.77999) | 98.33th | v3 (v2023.03.01) |
| Sep 17, 2024 | 74.72% (0.74716) | 98.19th | v3 (v2023.03.01) |
| May 10, 2024 | 71.34% (0.71342) | 98.04th | v3 (v2023.03.01) |
| Apr 25, 2024 | 73.74% (0.73738) | 98.08th | v3 (v2023.03.01) |
| Mar 15, 2024 | 75.99% (0.75989) | 98.08th | v3 (v2023.03.01) |
| Feb 8, 2024 | 73.22% (0.73224) | 97.99th | v3 (v2023.03.01) |
| Jan 23, 2024 | 81.90% (0.81902) | 98.12th | v3 (v2023.03.01) |
| Jul 16, 2023 | 82.46% (0.82458) | 97.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 79.66% (0.79656) | 97.71th | v3 (v2023.03.01) |
| Mar 6, 2023 | 78.27% (0.78265) | 99.45th | v2 (v2022.01.01) |
| Apr 2, 2022 | 78.27% (0.78265) | 99.40th | v2 (v2022.01.01) |
| Feb 4, 2022 | 79.62% (0.79620) | 99.40th | v2 (v2022.01.01) |
Weaknesses (1)
References (2)
- http://www.net-security.org/secworld.php?id=15743 x_refsource_MISCExploit
- http://www.vbulletin.com/forum/forum/vbulletin-announcements/vbulletin-announcements_aa/3991423-potential-vbulletin-exploit-vbulletin-4-1-vbulletin-5 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.net-security.org/secworld.php?id=15743 | x_refsource_MISCExploit | |
| http://www.vbulletin.com/forum/forum/vbulletin-announcements/vbulletin-announcements_aa/3991423-potential-vbulletin-exploit-vbulletin-4-1-vbulletin-5 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 19, 2013
Updated Sep 16, 2024
Reserved Oct 15, 2013
Link CVE-2013-6129
CISA Vulnrichment
Updated n/a