MyBB (aka MyBulletinBoard) 1.4.2 uses insufficient randomness to compose filenames of uploaded files used as attachments, which makes it easier for remote attackers to read these files by guessing filenames
Published Nov 4, 2008
7.5
HIGHCVSS 3.1
EPSS 2.24%
Description
MyBB (aka MyBulletinBoard) 1.4.2 uses insufficient randomness to compose filenames of uploaded files used as attachments, which makes it easier for remote attackers to read these files by guessing filenames.
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:N/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
YesTechnical Impact
PartialDecision
n/aAssessed Feb 14, 2024 · SSVC 2.0.3
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.24% (0.02242) | 82.23th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.24% (0.02242) | 80.50th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.69% (0.00688) | 70.07th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.28% (0.00281) | 69.33th | v3 (v2023.03.01) |
| Feb 15, 2024 | 0.26% (0.00260) | 64.81th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.46% (0.00463) | 74.68th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.46% (0.00463) | 71.54th | 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 (5)
- http://archives.neohapsis.com/archives/bugtraq/2008-10/0203.html mailing-listx_refsource_BUGTRAQBroken LinkExploit
- http://archives.neohapsis.com/archives/fulldisclosure/2008-10/0472.html mailing-listx_refsource_FULLDISCBroken LinkExploit
- http://www.openwall.com/lists/oss-security/2008/11/01/2 mailing-listx_refsource_MLISTExploitMailing List
- http://www.securityfocus.com/bid/31936 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.vupen.com/english/advisories/2008/2967 vdb-entryx_refsource_VUPENBroken Link
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2008-10/0203.html | mailing-listx_refsource_BUGTRAQBroken LinkExploit | |
| http://archives.neohapsis.com/archives/fulldisclosure/2008-10/0472.html | mailing-listx_refsource_FULLDISCBroken LinkExploit | |
| http://www.openwall.com/lists/oss-security/2008/11/01/2 | mailing-listx_refsource_MLISTExploitMailing List | |
| http://www.securityfocus.com/bid/31936 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.vupen.com/english/advisories/2008/2967 | vdb-entryx_refsource_VUPENBroken Link |
Change history (0)
No recorded changes yet.