CRITICAL
An issue was discovered in Joomla! before 3.8.12
Published Aug 29, 2018
9.8
CRITICALCVSS 3.0
EPSS 2.93%
Description
An issue was discovered in Joomla! before 3.8.12. Inadequate checks in the InputFilter class could allow specifically prepared phar files to pass the upload filter.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
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.
2.93% 0.02932
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02932
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 (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.93% (0.02932) | 86.61th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.93% (0.02932) | 85.24th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.18% (0.01177) | 76.80th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.67% (0.03669) | 79.57th | v4 (v2025.03.14) |
| Jul 20, 2024 | 1.03% (0.01034) | 84.06th | v3 (v2023.03.01) |
| Jun 13, 2024 | 1.03% (0.01034) | 83.92th | v3 (v2023.03.01) |
| Apr 17, 2024 | 1.43% (0.01427) | 86.34th | v3 (v2023.03.01) |
| Feb 29, 2024 | 1.80% (0.01803) | 87.78th | v3 (v2023.03.01) |
| Jan 19, 2024 | 1.71% (0.01710) | 86.47th | v3 (v2023.03.01) |
| Sep 26, 2023 | 1.85% (0.01845) | 86.90th | v3 (v2023.03.01) |
| Aug 22, 2023 | 1.87% (0.01873) | 86.92th | v3 (v2023.03.01) |
| May 8, 2023 | 1.58% (0.01579) | 85.35th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.12% (0.01124) | 82.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.83% (0.00833) | 24.58th | v1 |
| Jan 6, 2022 | 0.83% (0.00833) | 23.96th | v1 |
| Sep 1, 2021 | 0.83% (0.00833) | 57.50th | v1 |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
Weaknesses (1)
References (3)
- http://www.securityfocus.com/bid/105166 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041913 vdb-entryx_refsource_SECTRACKThird Party Advisory
- https://developer.joomla.org/security-centre/743-20180801-core-hardening-the-inputfilter-for-phar-stubs.html x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/105166 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1041913 | vdb-entryx_refsource_SECTRACKThird Party Advisory | |
| https://developer.joomla.org/security-centre/743-20180801-core-hardening-the-inputfilter-for-phar-stubs.html | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 29, 2018
Updated Aug 5, 2024
Reserved Aug 26, 2018
Link CVE-2018-15882
CISA Vulnrichment
Updated n/a