MEDIUM
An issue was discovered in Joomla! Core before 3.8.8
Published May 22, 2018
4.8
MEDIUMCVSS 3.0
EPSS 1.03%
Description
An issue was discovered in Joomla! Core before 3.8.8. Inadequate input filtering leads to a multiple XSS vulnerabilities. Additionally, the default filtering settings could potentially allow users of the default Administrator user group to perform a XSS attack.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
4.8 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction Required
Scope Changed
Confidentiality Impact Low
Integrity Impact Low
Availability Impact None
3.5 LOW NVD
AV:N/AC:M/Au:S/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication Single
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.03% 0.01029
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.01029
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.03% (0.01029) | 62.41th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.05% (0.01050) | 62.76th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.27% (0.00274) | 68.36th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.27% (0.00274) | 67.12th | v3 (v2023.03.01) |
| Oct 13, 2023 | 0.27% (0.00274) | 64.36th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.32% (0.00317) | 66.61th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.23% (0.00230) | 59.34th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00890) | 12.04th | 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 (7)
- http://www.securityfocus.com/bid/104270 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040966 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://developer.joomla.org/security-centre/733-20180505-core-xss-vulnerabilities-additional-hadering.html x_refsource_MISCVendor Advisory
- https://github.com/advisories/GHSA-g3m5-vvj7-xrwv Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-11326
- https://web.archive.org/web/20210124173032/http://www.securityfocus.com/bid/104270
- https://web.archive.org/web/20211129145422/http://www.securitytracker.com/id/1040966
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/104270 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1040966 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://developer.joomla.org/security-centre/733-20180505-core-xss-vulnerabilities-additional-hadering.html | x_refsource_MISCVendor Advisory | |
| https://github.com/advisories/GHSA-g3m5-vvj7-xrwv | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-11326 | ||
| https://web.archive.org/web/20210124173032/http://www.securityfocus.com/bid/104270 | ||
| https://web.archive.org/web/20211129145422/http://www.securitytracker.com/id/1040966 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 22, 2018
Updated Aug 5, 2024
Reserved May 21, 2018
Link CVE-2018-11326
CISA Vulnrichment
GHSA-G3M5-VVJ7-XRWV Updated n/a