CVE-2021-26030
[20210401] - Core - Escape xss in logo parameter error pages
6.1
MEDIUM
CVSS 3.1
EPSS 9.3%
Description
An issue was discovered in Joomla! 3.0.0 through 3.9.25. Inadequate escaping allowed XSS attacks using the logo parameter of the default templates on error page
How to fix CVE-2021-26030
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Bitnami/joomla—no fix listed
Is CVE-2021-26030 being exploited?
Moderate — EPSS is 9.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- >= 3.0.0, <= 3.9.25
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |