HIGH
An issue was discovered in Joomla! before 3.8.13
Published Oct 9, 2018
8.8
HIGHCVSS 3.0
EPSS 0.98%
Description
An issue was discovered in Joomla! before 3.8.13. com_installer actions do not have sufficient CSRF hardening in the backend.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
8.8 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
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.
0.98% 0.00980
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.00980
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.98% (0.00980) | 60.90th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.98% (0.00980) | 60.71th | v5 (v2026.06.15) |
| Jul 20, 2024 | 1.39% (0.01388) | 86.51th | v3 (v2023.03.01) |
| May 28, 2024 | 1.39% (0.01388) | 86.34th | v3 (v2023.03.01) |
| Mar 1, 2024 | 2.43% (0.02428) | 89.67th | v3 (v2023.03.01) |
| Oct 21, 2023 | 3.66% (0.03663) | 90.65th | v3 (v2023.03.01) |
| Oct 3, 2023 | 6.98% (0.06978) | 93.15th | v3 (v2023.03.01) |
| Jul 8, 2023 | 5.95% (0.05945) | 92.41th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.65% (0.03651) | 90.27th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | 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 | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
Weaknesses (1)
References (3)
- http://www.securityfocus.com/bid/105559 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041914 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://developer.joomla.org/security-centre/755-20181005-core-csrf-hardening-in-com-installer.html x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/105559 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1041914 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://developer.joomla.org/security-centre/755-20181005-core-csrf-hardening-in-com-installer.html | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 9, 2018
Updated Aug 5, 2024
Reserved Oct 1, 2018
Link CVE-2018-17858
CISA Vulnrichment
Updated n/a